Answer:
Step-by-step explanation:
If three empanadas and two drinks cost $9, and four empanadas and one drink costs $9.50, how much does a drink cost?
Answer:
A drink cost 1.50
Reasoning:
3×2=6
6+1.50=7.50
7.50+1.50=9
4×2=8
8+1.50=9.50
Use the graph to write an equation of the line. Use simplest fraction form when necessary.
Y=
Interpret the slope.
A The fuel decreases 30 gallons for every mile driven.
B The fuel decreases 12 gallons for every mile driven.
C The fuel decreases 1/12 gallon for every mile driven
D The fuel decreases
1/30 gallon for every mile driven.
Thank you I appreciate it
There is no question that is the station
Answer: lol
no question that is the station? so there's no question?
ok
Step-by-step explanation:
Marilyn saves 4% of her income. If she saves $80 per month, find her
monthly income.
Using the given information, Marilyn's monthly income is $2000
Calculating monthly incomeFrom the question, we are to determine Marilyn's monthly income.
Let Marilyn's monthly income be x
From the given information,
"Marilyn saves 4% of her income"
That is,
Marilyn saves 4% of x
Also, from the given information,
She saves $80 per month
Then, we can write that
4% of x = $80
Now, we will determine the value of x
4% of x = $80
4% × x = $80
0.04 × x = $80
x = $80/0.04
x = $2000
Hence, her income is $2000
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A town’s population of children increased from 376 to 421 during the past year.
Which equation shows how to find the percent increase?
p = 421 - 376 / 376
p = 421 - 376 / 421
p = 376 / 421 - 376
p = 376 + 421 / 376
Answer:
the 3 answer is the right one
What is the best name for the figure with the following coordinates?
(4, 1), (1, 1), (3,-2), and (0, -2)
A. rectangle
B. square
C. trapezoid
D. parallelogram
Please select the best answer from the choices provided
OA
OB
Answer: D. Parallelogram
Step-by-step explanation: Step 1. Input all the points on a graph, there's not really much to it, sorry if I didn't help but the answer is D
Choose the correct classification of 3x^2 + 2.
A) cubic binomial
B) quartic trinomial
C) quadratic binomial
D) quintic polynomial
Answer:
The answer is C. Quadratic Binomial
Hi can any one teach me this constant difference
The constant differences between the consecutive terms are 2 (a); 2 (b), -3 (c), 7 (d), 1(e), and 6(f).
How do you find the constant difference in a sequence of numbers?In math, the constant difference can be defined as the number that defines the pattern of a sequence of numbers. This means that number that should be added or subtracted to continue with the sequence.
Due to this, to determine the constant difference it is important to observe the pattern and find out the number that should be added. For example, if the sequence is 2, 4, 6, 8, there is a difference of 2 between each of the numbers and this is the constant difference.
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A certain type of kickboard scooter comes in silver, red, 2
or purple with wheel sizes of 125 millimeters or 180
millimeters. Determine the total number of color-wheel size combinations.
(This is probability and I’m having such a hell of a time figuring it out pls help)
There are a total of 8 color-wheel size combinations for the kickboard scooter. This means that customers have 8 different options to choose from when selecting the color and wheel size for their scooter.
To determine the total number of color-wheel size combinations for the kickboard scooter, we need to multiply the number of color options by the number of wheel size options.
Given that there are 4 color options (silver, red, blue, and purple) and 2 wheel size options (125mm and 180mm), we can use the multiplication principle to find the total number of combinations:
Total combinations = Number of color options × Number of wheel size options
Total combinations = 4 colors × 2 wheel sizes
Total combinations = 8
There are a total of 8 color-wheel size combinations for the kickboard scooter. This means that customers have 8 different options to choose from when selecting the color and wheel size for their scooter.
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An elementary school in Washington gets its school supplies from the district office, 2 miles
away. On a map of the district, this distance is represented by 8 inches. What scale does the
map use?
The scale of the map is that 4 inches on the drawing represents 1 mile in real life
Calculating the scale of the mapWe can use the scale formula:
scale = distance on map / actual distance
In this case, the distance on the map is 8 inches, and the actual distance is 2 miles.
Now we can plug in the values:
scale = 8 inches / 2 miles
scale = 4 inches /1 mile
Therefore, the scale of the map is 4 inches represents 1 mile
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60 centimeters + 4 meters
What is the answer in centimeters
Answer:
its 460centimeters hope i helped
( 25 POINTS ) simplify: \/ \'/ \/ \/ \/ \/ \/ \/ \
Answer:
-17/12
Step-by-step explanation:
║5/6 - 7/12║- ║5/3║
= ║10/12 - 7/12║ - ║5/3║
= ║3/12║- ║5/3║
= 3/12 - 5/3
= 3/12 - 20/12
= -17/12
what is the range of the function f(x)=(x+4)²+5
Answer:
\(Range=\left \{y|y\geq 5\right \}\)
Step-by-step explanation:
Since given the expression, this represents graphically a parabola with arms pointing up, and a vertical translation of its vertex 5 units up, then the range of the function must be all the y values such that they are greater or equal to 5. This is written as:
\(Range=\left \{y|y\geq 5\right \}\)
Correct answer gets brainliest
Answer:
C. Points have no size and no dimensions.
Answer:
I think it is choice A and choice C
hair color of the math teachers at PHS
Answer:
sdas
Step-by-step explanation:
Work out the surface area of the triangular prism below. Give your answer in cm cm². 17 cm 14 cm 15 cm 8 cm
Answer:
Step-by-step explanation:
A= 2AB+(a+b+c)h
AB= s (s﹣a) ( s﹣b) (s﹣c)
s = a+b+c
2
Solving for A
A= ah +bh+ch+1
2﹣a4+2(ab)2+2(ac)2﹣b4+2(bc)2﹣c4=17·8+14·8+15·8+1
2·﹣174+2·(17·14)2+2·(17·15)2﹣144+2·(14·15)2﹣154≈ 567.35897
How to solve. If the loan agency requires a down payment of 20%, what will your down payment be? If the selling price is 437,250?
The down payment that will be required if the selling price is $437,250 is 87,450
According to the question,
Down payment = 20%
Selling price = $437,250
The down price can be calculated by calculating 20% of the selling price. This can be done as follows:
We convert the percent into decimal form, this can be done by dividing the percent by 100
Thus the value of a 20% downpayment is 0.20
Then we multiply the decimal by the selling price and get the down payment.
Down payment = 0.20 * 437,250
= 87,450
Thus, the amount paid in down payment is 87,450
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Does this new information about budgeting change the way you view how your parents handle household finances? Why or why not?
Budgeting is an important part of how parents handle household finances as it allows them to properly provide for the family.
What is the purpose of budgeting ?The question is incomplete and so I will provide a general overview of handling finances.
Budgeting is an important part of how parents handle household finances, and it can help them to properly provide for their family in a number of ways.
By creating a budget, parents can identify their sources of income and their expenses, and then allocate their resources in a way that allows them to cover their necessary expenses, such as housing, food, and healthcare, while also saving for the future and possibly even enjoying some discretionary spending.
Overall, budgeting is an important tool for parents to help manage their household finances and provide for their family in a responsible and effective way.
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out of 100 people surveyed, 52 owned cats,44 owned dogs, and 4 owned guinea pig.what percent of the people surveyed owned either a cat or a dog?
Answer: 96/100
Explanation: 52 + 44 = 96.
Determine if it is possible to form a triangle using the set of segments with the given measurements.
4.5 in., 5.6 in, 10 in.
a) No, adding all three sides does not add up to the correct measurements.
b) No, because two sides add up to less than the third one.
c) No, because two sides add up to more than the third one.
d) Yes, because two sides add up to less than the third one.
e) Yes, because two sides add up to more than the third one.
Answer:
e) Yes, because two sides add up to more than the third one.-------------------------
Apply the Triangle Inequality Theorem.
It states that:
For a triangle to exist, the sum of the lengths of any two sides must be greater than the length of the third side.We'll take the sum of two shortest sides and compare with the longest:
4.5 + 5.6 = 10.1 > 10It confirms the theorem, without testing the other two sides (which is obvious) so the answer is yes.
The matching answer choice is e).
if you take away 25 from a number you will be left with two and halftimes 30. what is the number?
Give a rule of the piecewise-defined function. Give the domain and the range.
Answer:
Hello your question is incomplete below is the complete question
option B is correct
f(x) = 1 if x ≤ 0
-2 if x > 0
Step-by-step explanation:
The Rule of the piece-wise-defined function is :
from the given figure attached it can be seen that as : x ≤ 0 , y = 1
while for x > 0 , y = -2
therefore option B is correct
f(x) = 1 if x ≤ 0
-2 if x > 0
calculate the Area of parallelogram GDEF if the base is 5m and the altitude is 3,2m
Step-by-step explanation:
the area of a parallelogram is
baseline × height = 5 × 3.2 = 16 m²
Choose the correct solution for the given equation x^2-6x=40
Answer:
10,-4
Step-by-step explanation:
not sure where the options are but if you were to solve this equation first bring everything to one side.
x^2 - 6x - 40 = 0
factor it
(x-10)(x+4) = 0
set each part to 0
x-10 = 0 and x+4 = 0
solutions are 10 and -4
Draw the net and calculate the surface area .
Hello!
surface area
= 2(4 x 2) + 2(12 x 4) + 2(12 x 2)
= 160cm²
Find the interest.
. 750$, 6.5%, 2years
Answer:
simple interest=$97.50.
compound interest= $100.668
Step-by-step explanation:
Given:
Principal (P) = $750
Rate (R) = 6.5% (in decimal form, 0.065)
Time (T) = 2 years
Simple Interest = Principal*Rate*Time
Using the formula, the simple interest is calculated as follows:
Simple Interest = $750*0.065*2 = $97.50
Therefore, the simple interest for $750 with a 6.5% interest rate over 2 years is $97.50.
Again:
Compound Interest = Principal*(1 + Rate)^(Time)-Principal
Using the same values as above, the compound interest can be calculated as follows:
Compound Interest = $750*(1+0.065)^(2)-$750
= $750*1.065^2 -$750
= $750 × 1.134225 - $750
= $850.66875-$750
= $100.668
Therefore, the compound interest for $750 with a 6.5% interest rate over 2 years is $100.668
-6/5 - (-3/8)
Help please
Answer:
-0.825
Step-by-step explanation:
Did not know the options so do not know if this is right or not.
Here is ur answer.
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A rectangular portrait is 1 yard wide and 2 yards high. It costs $30.00 per yard to put a gold frame around the portrait ¿how much will the frame cost?
The frame for the rectangular portrait will cost $180.00.
The rectangular portrait has a width of 1 yard and a height of 2 yards. To calculate the perimeter of the portrait, which represents the length of frame required, we can use the formula:
Perimeter = 2 * (Width + Height)
Substituting the values, we have:
Perimeter = 2 * (1 yard + 2 yards) = 2 * 3 yards = 6 yards
The cost of the frame is given as $30.00 per yard. To calculate the total cost of the frame, we multiply the length of the frame (in yards) by the cost per yard:
Frame Cost = Perimeter * Cost per yard = 6 yards * $30.00/yard = $180.00
Therefore, the frame for the rectangular portrait will cost $180.00.
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If h(x) = 6 – x, what is the value of (h circle h) (10)?
Answer:
10
Step-by-step explanation:
hoh(x) = h(h(x)) = 6 - h(x) = 6 - (6-x) = 6 - 6 + x = x
then
hoh(x) = x
then
hoh(10) = 10
unknown
QUESTION 27
A research survey of 4750 adults found that 4275 had purchased something online of these shoppers, 789 are weekly online shoppers.
Construct a 99% Confidence interval estimate of the population proportion of adults who had purchased something online
A The Point Estimate equals 50.60
(Round to 1 decimal place)
B. The Standard Error equals 1243
(Round to 4 decimal places)
The Critical Value equals
(Round to 2 decimal places)
(Round to 4 decimal places)
D. The Margin of Error equals
and
E. & F. We are 99% confident the true proportion of adults who purchased something online is between
(Round to 4 decimal places)
Using the z-distribution, it is found that characteristics are:
a) 0.2
b) 0.0058
c) z = 2.575
d) 0.0149
e) (0.1851, 0.2149).
f) We are 99% confident the true proportion of adults who purchased something online is between 0.1851 and 0.2149.
Item a:
The point estimate is the sample proportion, hence:
\(\pi = \frac{789}{4750} = 0.2\)
Item b:
The standard error is:
\(s = \sqrt{\frac{p(1 - p)}{n}} = \sqrt{\frac{0.2(0.8)}{4750}} = 0.0058\)
Item c:
99% confidence level, hence\(\alpha = 0.99\), z is the value of Z that has a p-value of \(\frac{1+0.99}{2} = 0.995\), so \(z = 2.575\).
Item d:
The margin of error is:
\(M = zs = 2.575(0.0058) = 0.0149\)
Item e:
The interval is the point estimate plus/minus the margin of error, hence
\(\pi - M = 0.2 - 0.0149 = 0.1851\)
\(\pi + M = 0.2 + 0.0149 = 0.2149\)
The 99% confidence interval estimate of the population proportion of adults who had purchased something online is (0.1851, 0.2149).
Item f:
We are 99% confident the true proportion of adults who purchased something online is between 0.1851 and 0.2149.
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