you would do 3x24
answer=72
Answer:
Step-by-step explanation:
3*24=72
24/3=8
2] The DiPietro family ate at a restaurant.
The cost of the meal was $87.50.
The sales tax was 6% of the cost of the meal.
. They left a tip of 15% of the cost of the meal plus tax.
.
What was the total cost of the meal, tax, and tip?
SHOW WORK PLEASE
Answer:
$105.88
Step-by-step explanation:
87.50 * 0.15 = 13.13 this gets you the 15% tip
87.50 * 0.06 = 5.25 this gets you the 6% sales tax
87.50 + 13.13 + 5.25 = 105.88
need asap solve for x
Answer:
answer is 25
Step-by-step explanation:
x+2+153=180
x+155=180
x=180-155
x=25
hope this helps :)
dilate figure ABCD by a cale factor of 3 with the center of dilation at the origin
the slope of A'B' is= 1.2 ,The length of A'C' in triangle is = 3q unit.
When we dilate a triangle and the center of the dilation is at the center of the triangle, the only thing that changes are the coordinates of the summits of the triangle.
The angles remain the same, so do the slope.
So, since the slope of AB is equal to -1.2, the slope of A'B' will also be -1.2.
They say the dilation factor was 3, that means the length of every side was multiplied by 3. So, if the length of AC is q units, the length of A'C' is 3q units.
The complete question is-
ΔABC is dilated by a scale factor of 3 with the origin as the center of dilation to form ΔA′B′C′. The slope of AB is -1.2. The length of AB is p units, the length of AC is q units, and the length of BC is r units.
The slope of AB is (?). The length of is (?) units.
the slope of AB is?
A. 1.2 B. -1.2 C. -3.6
The length of AC is ?
A. 1/3q
B. 3q
C.-1.2p
D. (p+q+r)
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The driver of the water tanker works for 5% days per week and 9 hours per day on week days except on Saturdays where they work for a ½ day (4,5 hours). The rate per hour was R92.50 and the rate of pay was doubled on Saturdays. Calculate the amount of money that the tanker driver receive per day during week days. 2.2Determine the total number of hours that the driver has worked in March 2022. 2.3 Determine the salary that the tanker driver has received in the month of June 2022 if he worked the entire month including Saturdays.
Answer:
R18,801 + R3,996 = R22,797 per month.
Step-by-step explanation:
To calculate the amount of money that the tanker driver receives per day during weekdays, we need to consider the number of hours worked on each weekday and the rate per hour. The driver works for 5% days per week, so there are 5 weekdays and 1 half-day on Saturdays.
On weekdays (Monday to Friday), the driver works for 9 hours per day, so the daily pay is:
9 hours x R92.50 per hour = R832.50 per day
On Saturdays, the driver works for a half-day (4.5 hours) and the rate of pay is doubled, so the pay for the half-day is:
4.5 hours x R92.50 per hour x 2 = R832.50
Therefore, the total pay for the 5 weekdays and 1 half-day on Saturday is:
5 x R832.50 + R832.50 = R4,162.50
So, the driver receives R4,162.50 per week for working 5 weekdays and 1 half-day on Saturdays.
To calculate the amount of money that the driver receives per day during weekdays, we divide the weekly pay by the number of weekdays:
R4,162.50 / 5 = R832.50 per day
Therefore, the driver receives R832.50 per day during weekdays.
2.2 To determine the total number of hours that the driver worked in March 2022, we need to know the number of weekdays and Saturdays in March. There are typically 22 weekdays in March, so the driver works for:
22 weekdays x 9 hours per day = 198 hours on weekdays
In addition, there are typically 4 Saturdays in March, so the driver works for:
4 Saturdays x 4.5 hours per half-day x 2 (double pay rate) = 36 hours on Saturdays
Therefore, the total number of hours that the driver worked in March 2022 is:
198 hours on weekdays + 36 hours on Saturdays = 234 hours
2.3 To determine the salary that the tanker driver has received in the month of June 2022 if he worked the entire month, including Saturdays, we need to know the number of weekdays and Saturdays in June. There are typically 22 weekdays in June, so the driver would work for:
22 weekdays x 9 hours per day x R92.50 per hour = R18,801 per month on weekdays
In addition, there are typically 4 Saturdays in June so that the driver would work for:
4 Saturdays x 4.5 hours per half-day x 2 (double pay rate) x R92.50 per hour = R3,996 per month on Saturdays
Therefore, the total salary that the tanker driver would receive in the month of June 2022 if he worked the entire month, including Saturdays would be:
R18,801 + R3,996 = R22,797 per month.
In assessment, statistical tools are used for: a. describing numbers. b. making inferences about numbers. c. drawing conclusions about numbers. d. all of these
Statistical tools serve the purpose of describing, making inferences, and drawing conclusions about numbers, making them essential in the assessment process. The correct answer is d.
Statistical tools play a crucial role in the assessment process by allowing us to describe, make inferences, and draw conclusions about numerical data. Statistical tools help in describing numbers by providing measures of central tendency (such as mean, median, and mode) and measures of variability (such as standard deviation and range). These descriptive statistics summarize the data and provide insights into its characteristics.
Statistical tools are used for making inferences about numbers. This involves using sample data to make predictions or generalizations about a larger population. Techniques such as hypothesis testing and confidence intervals enable us to draw conclusions about population parameters based on sample statistics.
Statistical tools are used to draw conclusions about numbers. Through data analysis, we can determine the relationships between variables, identify patterns or trends, and test the significance of findings. This allows us to make informed decisions or recommendations based on the evidence provided by the data.
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2 fractions with different denominators that add up to 6 1/3
The two fractions with denominators of 2 and 6 that add up to 19/3 are 3/6 and 29/3, respectively.
First, let's break down what that mixed number means in terms of fractions. 6 1/3 is the same as 19/3.
Now, we need to find two fractions with different denominators that add up to 19/3. One way to do this is to use a common denominator. To find a common denominator, we need to find the least common multiple (LCM) of the two denominators.
Let's say we want to find two fractions that add up to 19/3, with denominators of 2 and 6. The LCM of 2 and 6 is 6. So, we can rewrite the fractions with a denominator of 6:
1/2 = 3/6
x/6
Now we need to find the value of x that makes the sum of the fractions equal to 19/3:
3/6 + x/6 = 19/3
To solve for x, we can multiply both sides by 6:
3 + x = 38/3
Then, we can subtract 3 from both sides:
x = 29/3
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What is the value of w? W for WHEN THE WIND IS SLOW AND THE FIRE'S HOT, THE VULTURE WAITS TO SEE WHAT ROTS
Answer:
W=45 degrees
Step-by-step explanation:
We can see that this triangle is an isosceles triangle so the base angles must be equal. So that means angle I and angle K(or w) are equal. The sum of angles in a triangle is 180. So angle J+K+I=180. If we simplify:
2K+J=180
2K+94=180
2K=86
K=43 or w=43
The measure of angle 1 is 65 degrees. What are the measures of the other seven angles? (Enter the
number only)
Help I need big brains for it and I need it fast please help please
Answer:
See solution below
Step-by-step explanation:
According to the diagram shown
m<1 = m<5 = 5=65 degrees (corresponding angle)
m<5 = m<4 - 65 degrees (alternate interior angle)
m<9 = m<8 = 65degrees (corresponding angle)
m<5 = m<8 = 65dgrees (vertically opposite angles)
m<6+m<8 = 180
m<6 + 65 = 180
m<6 = 180 - 65
m<6 = 115degrees
m<2 = m<6 = 115degrees (corresponding angles)
m<6 = m<7 = 115degrees (vertically opposite angles)
m<3 = m<7 = 115degrees(corresponding angle)
)
The measures of the other seven angles are evaluated as:
\(m\angle 1 = 65^\circ = m\angle 5\\m\angle 2 =115^\circ = m\angle 6\\m\angle 3 =65^\circ = m\angle 7\\m\angle 4 = 115^\circ =m\angle 8\)
What are supplementary angles?Two angels whose sum is 180° are called supplementary angles.
When they are added together graphically, they form a straight line.
What are vertical angles?Each of the pairs of the opposite angles made by two intersecting lines are called vertical angles. They are of same measurement.
What are corresponding angles?In literal sense, corresponding means pair wise angles. Like the right corner angles of two triangles etc. But usually we take them as:
For two similar figures, the pair by pair similar angles of those two similar figures are called corresponding angles. They are of same measurement.
For this case, we have:
Angle 1,2,3 and 4 corresponding to 5,6,7 and 8 angle respectively. It is because the two lines A and B are parallel and the traversing line intersects both of them. When single line intersect two parallel lines, it makes same corresponding angles on both of the sides. That means
\(m\angle 1 = m\angle 5\\m\angle 2 = m\angle 6\\m\angle 3 = m\angle 7\\m\angle 4 = m\angle 8\)
where that small 'm' denotes that we're taking about their measurements.
Thus, we will only find 1,2,3,and angle 4's measurements and rest four would be found.
Since angle 1 and angle 4 are vertical angles, they are same measurement. Since angle 1 is of 65 degrees, thus:
\(m\angle 1 = 65^\circ = m\angle 4\)
Now, since angle angle 3 is supplementary to angle 1 and so as angle 2 to angle 4, thus:
\(m\angle 2 + m\angle 4 = 180^\circ\\m\angle 2 = 180-m\angle 4= 115^\circ\\\\m\angle 3 + m\angle 1 = 180^\circ\\m\angle 3 = 180-m\angle 1= 115^\circ\)
Thus, we get the measurement of all angles as:
\(m\angle 1 = 65^\circ = m\angle 5\\m\angle 2 =115^\circ = m\angle 6\\m\angle 3 =65^\circ = m\angle 7\\m\angle 4 = 115^\circ =m\angle 8\)
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Tricity Taxi charges $3 for the first mile and $0. 20 for every tenth of a mile after. If your trip is measured in tenths of a mile, how far can you ride with $12?
Based on the charged by Tricity taxi, I can ride 46 miles in $12.
Let us assume the number of travelled tenths of a mile be x. So, forming the equation accordingly -
Total cost = cost of first mile + cost of every tenth of a mile × number of tenths of a mile
Keep the values in equation -
12 = 3 + 0.20×x
Rewriting the equation -
0.20x = 12 - 3
Performing subtraction on Right Hand Side of the equation
0.20x = 9
x = 9/0.20
Performing division on Right Hand Side of the equation
x = 45
Total miles travelled = 45 + 1
Performing addition on Right Hand Side of the equation
Total miles travelled = 46 miles
Thus, I can ride 46 miles.
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Combining Like Terms
Equation: 5x + 7y -2x + 3y
So I get why it could be simplified into 5x - 2x and 7y + 3y, but how do we get the operation to combine those two?
What I mean is what would go in the underline here -
5x - 2x _ 7y + 3y
Explanation please not just answer
Why do we take the square root of the mean squared error to calculate the root mean squared error?.
The square in RMSE is utilized because it consistently provides a positive number for error, preventing errors from canceling one another out, and grants higher weight to values further from the target function, emphasizing locations for which the estimator is unreliable. To reverse the results of squaring, use the square root.
What is RMSE?
The difference between values (sample or population values) predicted by a model or estimator and the values observed is typically measured using the root-mean-square deviation (RMSD) or root-mean-square error (RMSE).
The RMSD is the quadratic mean of the square root of the second sample moment of the discrepancies between expected values and observed values.
When computations are made outside of the data sample that was used for estimation, the deviations are referred to as errors (or prediction errors) instead of residuals.
The RMSD is used to combine the sizes of predictions' mistakes for different data points into a single indicator of predictive power. .
RMSD is a metric for accuracy that is used to compare the predicting mistakes of various models.
Hence, The square in RMSE is utilized because it consistently provides a positive number for error, preventing errors from canceling one another out, and grants higher weight to values further from the target function, emphasizing locations for which the estimator is unreliable. To reverse the results of squaring, use the square root.
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5 3/5÷2 2/3 in its simpilest form
Answer: 2.1
Step-by-step explanation:
Calculator
Earn 100 points for this question and a brainiest
Answer:
the answer is C
Step-by-step explanation:
\( \frac{7}{7} - \frac{4}{7} + \frac{2}{7} \)
Step-by-step explanation:
Step 1 :-
> 7/7 - 4/7
> 7-4/7
> 3/7
Step 2 :-
> 3/7 + 2/7
> 3 + 2/7
> 5/7
Option C is correct
1
To make 8 cups of tomato soup you need 2 pounds of tomatoes. How many pounds of tomatoes do you need to make 32 cups of soup?
Answer:
72
Step-by-step explanation:
Sara is shopping for jeans and shirts on tax-free weekend. She has $60 to spend. She knows she will buy one pair of jeans for $29. Each of the shirts she wants to buy cost $10. Which inequality shows how many shirts (s) Sara will be able to buy on her budget?
Answer:29x+10y<60
Step-by-step explanation:
She has $60 to spend.
And no tax. it should be 29x+10y>(less than or equal to) $60.
If you are inside the elevator, how will you apply social distancing when the floor of the elevator is only 0.9m x 0.9m?Use 1-meter social distancing
EXPLANATION :
From the problem, we have an elevator that is 0.9m by 0.9m
If we draw a diagonal line, the length of a diagonal line of a square is :
\(d=s\sqrt{2}\)where s is the side of the square.
That will be :
\(\begin{gathered} d=0.9\sqrt{2} \\ d=1.27\text{ m} \end{gathered}\)So you can apply the social distancing by standing at the opposite corners of the elevator.
on the z table with a 90% confidence interval, what is 1.645 called? group of answer choices critical value confidence interval margin of error point estimate
On the z-table with a 90% confidence interval, the value 1.645 is called the critical value. The critical value is used to determine the boundary values for the confidence interval. Correct option is A.
In a confidence interval, we use sample data to estimate the true population parameter with a certain degree of certainty or confidence. The critical value is determined based on the desired confidence level and the degrees of freedom (sample size - 1) of the distribution.
For example, if we want a 90% confidence interval, we use the z-table to find the critical value that corresponds to a probability of 0.05 in the tail of the distribution. The critical value represents the number of standard errors that correspond to the probability in the tail of the distribution.
Once we have determined the critical value, we can use it to find the margin of error for the confidence interval, which represents the range of values within which the true population parameter is likely to lie. The margin of error is calculated by multiplying the critical value by the standard error of the sample statistic.
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Complete question is:
On the z table with a 90% confidence interval, what is 1.645 called? group of answer choices
a. critical value
b. confidence interval
c. margin of error point
d. estimate
(GIVING BRAINLIEST!! Pls help answer the problem and not just the equation!)
Answer:
1/8
1/2 divided by 4 = 1/8
Step-by-step explanation:
Which system is equivalent to
Answer:
We can find the system equivalent to this one by replacing one of the equations with a multiply of itself, so:
Let’s multiply y = x-2 by 2
2y=2x-4
A system equivalent to this one is
y = -2x^2 (this remains the same)
2y= 2x-4
Diego thinks that x = 3 is a solution to the equation x² = 16. Do you agree?Explain or show your reasoning. *Yes, he is correct.No, he is incorrect. The answer should be 6.No, he is incorrect. The answer should be 9.None of the above
ANSWER
D. None of the above
EXPLANATION
We want to determine if x = 3 is the solution to the equation given:
\(x^2=16\)To solve this equation, we have to find the square root of both sides of the equation (the solution will consist of a negative and positive number):
\(\begin{gathered} x=\sqrt[]{16} \\ \Rightarrow x=+4;x=-4 \end{gathered}\)Therefore, Diego is incorrect but none of the reasons stated is correct.
Hence, the answer is None of the above.
I also need help with this one too
Answer:
5x-1
Step-by-step explanation:
f(x) = 3x-2
g(x) = 2x+1
(f+g) (x) = 3x-2 + 2x+1
Combine like terms
= 5x -1
Answer:
C. 5x - 1
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to RightAlgebra I
Terms/CoefficientsFunctionsFunction NotationStep-by-step explanation:
Step 1: Define
Identify
f(x) = 3x - 2
g(x) = 2x + 1
(f + g)(x) is f(x) + g(x)
Step 2: Find
Substitute in functions: (f + g)(x) = 3x - 2 + 2x + 1[Addition] Combine like terms (x): (f + g)(x) = 5x - 2 + 1[Addition] Combine like terms: (f + g)(x) = 5x - 16. 108 is how many times as large as 2. 103?
Answer:
54 times larger than 2
Step-by-step explanation:
108 divided by 2 is 54
What is the probability of not drawing a queen from a standard deck of 52 cards?
The probability of not drawing a queen from a standard deck of 52 cards is 12/13
How to determine the probability of not drawing a queen from a standard deck of 52 cards?In a standard deck of 52 cards, we have
Total number of cards = 52
Queen cards = 4
The probability of not drawing a queen from a standard deck of 52 cards is calculated as
P = 1 - P(Queen)
Where
P(Queen) = Queen cards/Total number of cards
So, we have
P(Queen) = 4/52
Substitute P(Queen) = 4/52 in the equation P = 1 - P(Queen)
This gives
P = 1 - 4/52
Evaluate the difference
P = 48/52
Simplify
P = 12/13
Hence, the probability of not drawing a queen from a standard deck of 52 cards is 12/13
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Answer:
12/13
Step-by-step explanation:
Got it right on the test.
what is 200 liter per day into cubic meters per week
Answer:
1.4 cubic meters
Step-by-step explanation:
6) There are 11 marbles in a bag. Two are yellow, five are pink and four are green. Suppose you pull out one
marble, record its color, put it back in the bag and then pull out another marble. Find the probability that
when selecting 3 marbles, you have selected a yellow first, green second and pink last.
The probability is 0.1.
What is probability?Probability refers to potential. A random event's occurrence is the subject of this area of mathematics. The range of the value is 0 to 1. Mathematics has incorporated probability to forecast the likelihood of various events. The degree to which something is likely to happen is basically what probability means. You will understand the potential outcomes for a random experiment using this fundamental theory of probability, which is also applied to the probability distribution. Knowing the total number of outcomes is necessary before we can calculate the likelihood that a specific event will occur.acc to our question-
total marbles= 11yellow marbles=2pink marbles=5green marbles=30.01 + 0.04 + 0.05Hence,The probability is 0.1.
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7/15 in decimal form
Answer:
0.46666666666667
Step-by-step explanation:
You could use long division, and see that 7/15 = 0.46666666667.
A Ferris wheel can accommodate 50 people in 25 minutes.How Many people could ride the Ferris wheel in 4 hours?What was the rate per hour?
Answer:
200 per hour 800 in 4 hours
Step-by-step explanation:
State the amplitude, period, phase shift, and vertical shift of the function kt=cos2pit/3
Answer:
The given function is k(t) = cos(2πt/3).
The general form of a cosine function is A*cos(Bx - C) + D, where:
A is the amplitudeB is the frequency (which is related to the period)C is the phase shiftD is the vertical shiftComparing this form to the given function, we can see that:
The amplitude of k(t) is A = 1, since the maximum value of the cosine function is 1 and the minimum value is -1.The frequency of k(t) is B = 2π/3, since the argument of the cosine function is 2πt/3. The frequency is related to the period T by the formula T = 2π/B. Therefore, the period of k(t) is T = 3.The phase shift of k(t) is C = 0, since there is no horizontal shift in the argument of the cosine function.The vertical shift of k(t) is D = 0, since the average value of the cosine function over one period is zero.Therefore, the amplitude of k(t) is 1, the period of k(t) is 3, the phase shift of k(t) is 0, and the vertical shift of k(t) is 0.
Can someone help please .
Answer:
i think 38/60? simplified 19/30, im not sure..?
Step-by-step explanation:
20 percent of 60 is 12
1/6 is 10
12 plus 10 is 22
60- 22 is 38
A store is having a sale where winter clothes are 60% of the original price. A sweater is on sale for $30. What was the original price of the sweater?
Answer:
50
Step-by-step explanation:
Bruh