You want to buy a pair of shoes that cost $140. You have already saved
$50. You get an allowance of $10 per week from your parents. How many
weeks until you can buy the shoes? Pick the correct equation for the given
situation below:
Answers
Answer:
50+10x=140
so.......
week one 60$
week two 70$
week three 80$
week four 90$
week five 100$
week six 110$
week seven 120$
week eight 130$
week nine 140$
Step-by-step explanation:
so in nine weeks you will have enough money to buy the shoes
Related Questions
Which statement best defines a circle?
A.
the set of all points in a plane that are the same distance from a given point called the center
B.
the set of all points in a plane that are the same distance from each other surrounding a given point called the center
C.
points in a plane that surround a given point called the center
D.
the set of all points that are the same distance from a given point called the center
Answers
The set of all points in a plane that are the same distance from a given point called the center. Therefore, option A is the correct answer.
We need to define the circles.
What is the circle?A circle is a two-dimensional figure formed by a set of points that are at a constant or at a fixed distance (radius) from a fixed point (center) on the plane. The fixed point is called the origin or center of the circle and the fixed distance of the points from the origin is called the radius.
Here is a list of properties of a circle:
A circle is a closed 2D shape that is not a polygon. It has one curved face.Two circles can be called congruent if they have the same radius.Equal chords are always equidistant from the center of the circle.The perpendicular bisector of a chord passes through the center of the circle.When two circles intersect, the line connecting the intersecting points will be perpendicular to the line connecting their center points.The set of all points in a plane that are the same distance from a given point called the center. Therefore, option A is the correct answer.
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Can someone please help me
Answers
Answer:
y=4/5x-1 is the answer (A)
Step-by-step explanation:
Answer: Step-by-step explanation:
the first one would be your answer (y= 4/5x -1)
because the y intercept is -1 and the rise if 4 and run is 5 and that would be your slope.
which of the following statements is not always true? a 95% confidence interval may include the hypothesized value under the null hypothesis that is rejected at 95%. a 99% confidence interval may include the hypothesized value under the null hypothesis that is rejected at 99%. a 99% confidence interval may include the hypothesized value under the null hypothesis that is rejected at 95%. a 95% confidence interval may include the hypothesized value under the null hypothesis that is rejected at 99%.
Answers
The following statements is not always true is that a 95% confidence interval may include the hypothesized value under the null hypothesis that is rejected at 99% option D.
Assuming a given standard deviation, it is described as the sampling distribution that follows a roughly normal distribution. estimating the population standard deviation's confidence interval:
We are aware that significance level = confidence level - 1.
Given this, a null hypothesis can only be ruled out at a 5% level of significance.
A null hypothesis cannot be ruled out at the 5% level of significance unless the parameter's hypothesis value is contained within a 95% confidence range.
If the anticipated value is included in the 95% confidence interval, a hypothesis test at the 0.05 level will almost never succeed in rejecting the null hypothesis.
So, a null hypothesis can only be disproved at the 5% level of significance if and only if a 95% confidence interval contains the parameter's postulated value.
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You have a balance of 17,426 on your credit card. Your minimum monthly payment is 461 . If your interest rate is 15.5%, how many years will it take to pay off your card assuming you don't add any debt? Enter your response to two decimal places (ex: 1.23)
Answers
With a credit card balance of $17,426, a minimum monthly payment of $461, and an interest rate of 15.5%, we need to calculate the number of years it will take to pay off the card without adding any additional debt.
To determine the time required to pay off the credit card, we consider the monthly payment and the interest rate. Each month, a portion of the payment goes towards reducing the balance, while the remaining balance accrues interest.
To calculate the time needed for repayment, we track the decreasing balance each month. First, we determine the interest accrued on the remaining balance by multiplying it by the monthly interest rate (15.5% divided by 12).
We continue making monthly payments until the remaining balance reaches zero. By dividing the initial balance by the monthly payment minus the portion allocated to interest, we obtain the number of months needed for repayment. Finally, we divide the result by 12 to convert it into years.
In this scenario, it will take approximately 3.81 years to pay off the credit card (17,426 / (461 - (17,426 * (15.5% / 12))) / 12).
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How do you identify outliers in regression?
Answers
Outliers in regression can be identified by looking for data points that are far away from the overall trend of the data. These points are usually evaluated by calculating the distance from the regression line to the point and comparing it to the standard deviation of the model.
Outliers in regression can be identified by looking for data points that are far away from the overall trend of the data. These points will often have a much larger or smaller value than the rest of the data, so they can be easily spotted by eye. However, to make sure that a point is truly an outlier, it is important to calculate the distance from the regression line to the point and compare it to the standard deviation of the model. If the distance is greater than two or three times the standard deviation, then the point is likely an outlier. Outliers can have a significant effect on the outcome of a regression analysis, so it is important to identify and address them appropriately.
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An artist wants to create a painting on a semicircle canvas with a radius of 13 feet. He wants to surround the canvas with a piece of string. The string costs $1.05 per foot. How much will the piece of string that he needs cost? Round your answer to the nearest dollar.
A. $43
B. $82
C. $14
D. $41
Answers
Write an equation for each translation.
y=cos x, π/2 units down
Answers
The equation y = cos(x) - π/2 represents the translation of the cosine function y = cos(x) by π/2 units down. It shifts the entire graph vertically downward, resulting in a new function that produces y-values lower than those of the original function by π/2 units.
For the given translation of y = cos(x) by /2 units down, the following equation can be written:
y = cos(x) - /2 Argument:
By deducting that amount from the original function, a function can be vertically translated by a certain amount. In this instance, we need to move the y = cos(x) graph down by /2 units.
The first capability y = cos(x) addresses the cosine capability, which sways between - 1 and 1. We effectively move the entire graph down by /2 units by removing /2 from it.
Calculation:
Take into account a specific x-value, such as x = 0, and determine the y-values that correspond to it for both the translated function and the original function.
y = cos(x) for the original function:
For the translated function, y = cos(x) - /2: y = cos(0) = 1.
y = cos(0) - π/2 = 1 - π/2 = - π/2
Consequently, at x = 0, the first capability gives a y-worth of 1, while the deciphered capability gives a y-worth of - π/2.
The translated function's y-value can be obtained by subtracting /2 from the original function's corresponding y-value for any other value of x.
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Joshua walks 1 km in 6 minutes. How far would he walk in one hour?
Answers
So he will walk 1 kilometre 10 times
1 x 10 = 10 km
Answer:
Joshua walks 10km in 1 hour
6x10=60
Step-by-step explanation:
Hope this helps
May i get braineist pls
An economist needs to estimate the proportion of residents of Jensen Beach that have earned a college
degree. Determine the most conservative estimate of the sample size required to limit the margin of error
to within 0.081 of the population proportion for a 90% confidence interval.
Round the solution up to the nearest whole number.
Answers
The most conservative estimate of the sample size required to limit the margin of error to within 0.081 of the population proportion for a 90% confidence interval is given as follows:
n = 104.
What is a confidence interval of proportions?A confidence interval of proportions has the bounds given by the rule presented as follows:
\(\pi \pm z\sqrt{\frac{\pi(1-\pi)}{n}}\)
In which the variables used to calculated these bounds are listed as follows:
\(\pi\) is the sample proportion, which is also the estimate of the parameter.z is the critical value.n is the sample size.The confidence level is of 90%, hence the critical value z is the value of Z that has a p-value of \(\frac{1+0.9}{2} = 0.95\), so the critical value is z = 1.645.
The margin of error is given as follows:
\(M = z\sqrt{\frac{\pi(1-\pi)}{n}}\)
The estimate for the most conservative estimate is given as follows:
\(\pi = 0.5\)
We want a margin of error of M = 0.081, hence the sample size is obtained as follows:
\(0.081 = 1.645\sqrt{\frac{0.5 \times 0.5}{n}}\)
0.081sqrt(n) = 1.645 x 0.5
sqrt(n) = (1.645 x 0.5/0.081)
n = (1.645 x 0.5/0.081)²
n = 104. (rounding up).
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5/If AB is 12, what is the
length of A' B'?
Answers
Answer:
8
Step-by-step explanation:
Corresponding sides of similar triangles are proportional, so:
\(\frac{A'B'}{12}=\frac{4}{6} \implies A'B'=8\)
Indicate the range covered by the following decision. Assume x is a non-negative integer. x<7 // Range covered: x<21
Answers
When it comes to the range covered by the decision given that `x<7 Range covered: x<21`, it means that `x` is a non-negative integer, and its range covered is `x<21`.The decision given can be expressed as:x < 7 To indicate the range covered by this decision, it's important to find the largest possible value of x.
Since x is a non-negative integer, the largest possible value would be 6.When x = 6, the inequality becomes:6 < 7, which is true.This means that any value of x that is less than 6 would also make the inequality true.Therefore, the range covered by `x < 7` is:`0 ≤ x < 7`Now, let's consider the second part of the statement: Range covered: x<21`.This means that the range covered by the inequality `x < 7` is also contained within the larger inequality `x < 21`.Since the range of `x<7` is `0 ≤ x < 7`, which is less than 21, then it's true to say that the range covered by `x < 7
Range covered: x<21` is:`0 ≤ x < 21 Therefore, the range covered by the decision `x < 7 // Range covered: x<21` is `0 ≤ x < 21`.
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Jack and Sally were picking up pebbles along a river. Sally collected 3 less pebbles than Jack.
Which expression BEST illustrates the situation above?
A
3+S
B
3−S
C
J+S
D
J−3
Answers
Answer:
D
J−3
it's correct option ...Sally = 3 - Jack !!Em 6 cm Find the missing dimension of each figure. Round your answer to the nearest tenth. V = 100 in 5. V=252 ft . 6 ft 12 in Oso 14 ft rin eft Find the volume of each composite figure. Round your answer to the nearest tenth. 6. 6 in. 7. A cylindrical-shaped hole is cut from fab
Answers
The volume of a cylinder is given by:
\(V=h\pi r^2\)In this case the volume is 100 cubic inches and the height is 12 inches; plugging this values in the equation above and solving for r we have:
\(\begin{gathered} 100=12\pi r^2 \\ r^2=\frac{100}{12\pi} \\ r=\sqrt[]{\frac{100}{12\pi}} \\ r=1.6 \end{gathered}\)Therefore the radius is 1.6 inches.
Mike made 56 of his free throw attempts and Lisa made 79 of her free throw attempts. Choose two fractions that show 56 and 79 written with a common denominator. A. 1018 B. 1418 C. 1518 D. 2736 E. 3036
Answers
The two fractions that show 5/6 and 7/9 written with a common denominator are C. 15/18 and B. 14/18, respectively.
A fraction is a way of expressing a part of a whole. It is represented by two numbers written one above the other, with a horizontal line separating them.
The number on top is called the numerator and represents the number of parts being considered. The number on the bottom is called the denominator and represents the total number of parts in the whole.
To determine the fractions that shows 5/6 and 7/9 written with a common denominator, find the common multiples of their denominator.
multiples of 6 and 9 : 18, 36, 54, . . .
These multiples will now be the new denominator. Divide the multiple by the denominator, and multiply by the numerator to have the new numerator.
5/6 = 15/18 = 30/36
7/9 = 14/18 = 28/36
Hence, the answer is C. 15/18 and B. 14/18.
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A piece of rectangular crafting supply is being cut for a new sculpture. You want its length to be three times its height and its width to be two times its height. If you want the wood to be 162 cubic centimeters, what will its length, width, and height be? Use x for the height of the piece of crafting supply.
Answers
Answer:
Length = 9 cm
Weight = 6 cm
Height = 3 cm
Step-by-step explanation:
Given the height of rectangular piece = \(x\) cm
Length = 3 times the height = \(3x\)
Width = 2 times the height = \(2x\)
Volume of rectangular piece = 162 cubic cm
Let us have a look at the formula for volume of a rectangular shape 3D sculpture i.e. a Cuboid.
Volume = Length \(\times\) Width \(\times\) Height
Putting all the given values:
\(162=3x\times 2x\times x\\\Rightarrow 6x^3=162\\\Rightarrow x^3=\dfrac{162}{6}\\\Rightarrow x^3 =27\\\Rightarrow \bold{x =3 \ cm}\)
Therefore, the answer is:
Length = 3 \(\times\) 3 = 9 cm
Width = 3 \(\times\) 2 = 6 cm
Height = 3 cm
What is the sum of the measures of a 30gon
Answers
Answer:
help me plss huhuhu T_T wjgaiwjzsashs
Answer:
5040°
Step-by-step explanation:
assuming you mean the sum of the interior angles.
the sum of the interior angles of a polygon is
sum = 180° (n - 2) ← n is the number of sides
here n = 30 , then
sum = 180° × 28 = 5040°
Solve (v +3) - 44 = 0, where v is a real number.
Answers
Answer: V = 41
Explanation in the photo below
Challenge A bicycle wheel makes five rotations. The bicycle travels 45.79 ft. Find the diameter of the wheel in inches. Use 3.14 for T. The diameter of the wheel is about in. (Round to the nearest whole number as needed.)
Answers
The width of the wheel's face, measured from bead seat to bead seat, is known as the wheel diameter or rim diameter.The wheel's circumference is 81.64 inches as a result.
What is the diameter of a wheel?The width of the wheel's face, measured from bead seat to bead seat, is known as the wheel diameter or rim diameter.Considering that's where the tire and wheel meet, it's measured in this manner.
The diameter is 16 inches in our case.The equation for diameter can be solved by dividing both sides by since we already know that C (circumference) = x D (diameter). We discover that D = C/ after doing so.
The wheel's circumference is 81.64 inches.
A circle's circumference is determined by:
C is a circle's circumference.
A circle's diameter is given by d.
As stated in the sentence:
Bike wheels measure 26 inches in diameter.d equals 26 inches.
The wheel's circumference must be determined.
value used = 3.14
The wheel's circumference is 3.14 x 26 or 81.64 inches.
The wheel's circumference is 81.64 inches as a result.
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Suppose that, in an alternate universe, the possible values of m
l
are the integer values including 0 ranging from −l−1 to l+1 (instead of simply −l to +l ). How many orbitals would exist in each of the following subshells? A. p subshell B. d subshell Which atomic orbitals have values of n=3 and I=1 ?
Answers
A. In the alternate universe, the p subshell would have 5 orbitals.
B. In the alternate universe, the d subshell would have 10 orbitals.
In the alternate universe where the possible values of mℓ range from -l-1 to l+1, the number of orbitals in each subshell can be determined.
A. For the p subshell, the value of l is 1. Therefore, the range of mℓ would be -1, 0, and 1. Including the additional values of -2 and 2 from the alternate universe, the total number of orbitals in the p subshell would be 5 (mℓ = -2, -1, 0, 1, 2).
B. For the d subshell, the value of l is 2. In the conventional universe, the range of mℓ would be -2, -1, 0, 1, and 2, resulting in 5 orbitals. However, in the alternate universe, the range would extend to -3 and 3. Including these additional values, the total number of orbitals in the d subshell would be 10 (mℓ = -3, -2, -1, 0, 1, 2, 3).
Therefore, in the alternate universe, the p subshell would have 5 orbitals, and the d subshell would have 10 orbitals.
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Subtract: 2 square root -8 -3 square root -18
Answers
Answer:
\( - 5 \sqrt{ - 2} \)
Step-by-step explanation:
We can write sq root (- 18) as = sq root [3 x 3 x (-2)]
Similarly sq root ( - 8) = sq root [2 x 2 x (-2)]
2 sq root [2 x 2 x (-2)] - 3 sq root [3 x 3 x(-2)]
We simply,
2 x2 sq root (-2) - 3 x 3 sq root (-3)
4 sq root (-2) - 9 sq root (-2)
Bcoz sq root (-2) is common in bot term so
So
Sq root (-2) (4-9)
-5 sq root (-2) answer
Data obtained from a number of women clothing stores show that there is a (linear) relationship between sales (y, in dollars) and advertising budget (x, in dollars). The regression equation was found to be
y = 5000+ 7.25x
where y is the predicted sales value (in dollars). If the advertising budgets of two women clothing stores differ by $30,000, what will be the predicted difference in their sales?
Select one:
a. $150,000,000
b. $222,500
c. $5,000
d. $7250
e. $217,500
Answers
Therefore, the predicted difference in sales between two women's clothing stores differing by $30,000 is $217,500, which is option E.
Given a regression equation is y = 5000 + 7.25x, where y is the predicted sales value (in dollars) and x is advertising budget (in dollars).To find the predicted difference in sales of two stores which differ by $30,000 in advertising budget. Here, the slope of the line is 7.25. This means that for every dollar increase in advertising budget, sales will increase by $7.25. Therefore, a $30,000 difference in advertising budget will lead to a difference in sales of:7.25 × 30,000 = 217,500Therefore, the predicted difference in sales between two women's clothing stores differing by $30,000 is $217,500, which is option E.
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Write an expression that can be used to find the total cost of 7 bikes at $85.00 each and 4 helmets at $25.50 each.
Answers
Answer:
85x7+ 25.50x4
Step-by-step explanation:
You multiply and then add them up. Hope this helps
PLEASE HELO ME I NEED HDLP PLEASE
Answers
Answer:
what's that 120 which angle is that
Step-by-step explanation:
Triangle AGB has Angle AGB = 120° and AG = GB. (given)
Since it is isosceles, x = (180° - 120°)/2 = 30°.
Find the slop of the line in the graph
Answers
Answer:
2y and -3x
Step-by-step explanation:
y3-1
/
-x2-x1
the iron bank offers a range of financial services and investment opportunities. of its customers, 36% invest in stocks, 22% invest in futures, and 15% invest in both stocks and futures. use this information and the rules of probability to answer the following:Part A: What proportion of Iron Bank customers invest in neither Stocks nor Futures? Part B: Of the Iron Bank customers who invest in Futures, what percentage invest in Stocks? Part C: What is the probability that a randomly selected Iron Bank customer invests in Stocks aud does not invest in Futures?
Answers
Part A: The proportion of Iron Bank customers who invest in neither stocks nor futures is 27%.
Part B: Of the Iron Bank customers who invest in futures, 61.54% also invest in stocks.
Part C: The probability that a randomly selected Iron Bank customer invests in stocks and does not invest in futures is 18.18%.
Part A: This can be calculated by subtracting the combined proportion of those who invest in stocks (36%) and those who invest in futures (22%) from 100%.
Part B: This can be calculated by dividing the proportion of those who invest in both stocks and futures (15%) by the proportion of those who invest in futures (22%).
Part C: This can be calculated by subtracting the proportion of those who invest in both stocks and futures (15%) from the proportion of those who invest in stocks (36%).
Given, that 36% of the customers are investing in stocks and 15% of those customers are also investing in futures.
So, 21% of the customers invest in stocks and not futures, while 79% of the customers either invest in futures, or in neither stocks nor futures.
Therefore, the probability is 21/100, or 18.18%.
In conclusion, the probability that a randomly selected Iron Bank customer invests in stocks and does not invest in futures is 18.18%. This is calculated by subtracting the proportion of those who invest in both stocks and futures (15%) from the proportion of those who invest in stocks (36%).
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Help me please I am having trouble figuring out the answer. Help me find the ratio.
Answers
Answer:
not equivalent to meteorologists ratio
Step-by-step explanation:
meteorologists ratio is
rainy days : sunny days = 2 : 5
last months weather is
rainy days : sunny days
= 10 : 20 ( divide both parts by LCM of 10 )
= 1 : 2 ← not equivalent to 2 : 5
Find sin F and sin G
pleaseeee help
Answers
The values of sinF and sinG are 0.96 and 0.28 respectively.
What is trigonometric ratio?Trigonometric Ratios are defined as the values of all the trigonometric functions based on the value of the ratio of sides in a right-angled triangle.
The ratios of sides of a right-angled triangle with respect to any of its acute angles are known as the trigonometric ratios of that particular angle.
The functions are;
sinθ = opp/hyp
cosθ = adj/hyp
tanθ = opp/adj
Taking reference from angle F , 96 is the opposite and 28 is the adjascent, therefore;
sinF = 96/100 = 0.96
Taking reference from angle G, 96 is the adjascent and 28 is the opposite
sin G = 28/100
sin G = 0.28
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I need help plz no spam...
Answers
\((4 \sqrt{3} + 3 \sqrt{2} )(4 \sqrt{3} - 3 \sqrt{2} )\)
By using formula,
\((a + b)(a - b) = {a}^{2} - {b}^{2} \: \: we \: get\)
\((4 \sqrt{3} + 3 \sqrt{2} )(4 \sqrt{3} - 3 \sqrt{2} ) \\ = (4 \sqrt{3)}^{2} - (3 \sqrt{2} ) ^{2} \\ = (4 \sqrt{3} \times 4 \sqrt{3} ) - (3 \sqrt{2} \times 3 \sqrt{2} ) \\ = (4 \times 4 \times \sqrt{3} \times \sqrt{3} ) - (3 \times 3 \times \sqrt{2} \times \sqrt{2} ) \\ = (16 \times 3) - (9 \times 2) \\ = 48 - 18 \\ = 30\)
Answer:30
Please heelp.. I suck at math
Answers
Answer:
The size of the garden is 75 by 1! The perimeter is 75 + 1 + 75 + 1, or 152.
Step-by-step explanation:
Alright, so what I'm seeing is that the measure of the sides will never change. It's always 2. That makes your life easier because you just take the remaining 2 sides!
So, to figure that out, first, you've gotta subtract 2 from 152. That's 150. Then, for the remaining 2 sides, you have to divide 150 by 2, which is 75.
Therefore, the size of the garden is 75 by 1! The perimeter is 75 + 1 + 75 + 1, or 152.
*mike dropeth*
What is the simplified form of the following expression?
11[(92 – 52) = 22 + 8]
O A. 224.5
O B. 242
C. 51.3
OD. 110
Answers
Answer:
B. 242
Step-by-step explanation:
Answer:
242
Step-by-step explanation:
it's 9 squared and 5 square. 9^2 5^2