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Taya2010 [7]
3 years ago
15

When they go to the movies the Herandez family uses the formula 4,50C + 9,75A=T determine the total cost of their evening

Mathematics
1 answer:
r-ruslan [8.4K]3 years ago
8 0
Their total cost of their evening is $14.15
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Billy plans to paint baskets. The paint costs $14.50. The baskets cost $7.25. Write an equation that gives the total cost as a f
andreyandreev [35.5K]

Let 'x' represent the number of baskets and let 'y' be the total cost.

Since the paint costs 14.50 and each basket cost 7.25, then we have the following function:

y=7.25x+14.50

To find the cost of 4 baskets, we can make x = 4 and solve for y:

\begin{gathered} x=4 \\ \Rightarrow y=7.25(4)+14.50=29+14.50=43.50 \\ y=43.50 \end{gathered}

therefore, the cost of painting 4 baskets is $43.50

7 0
1 year ago
How do you write 0.663 as a percentage
BigorU [14]
The answer is 66.3%

Always move the decimal over 2 to the right to get a percent. If it's from a percent, then move it to the left 2 spaces.
4 0
2 years ago
Read 2 more answers
The figure shows a quarter circle and an equilateral triangle. What is thearea of the shaded part? Give your answer to 3 signifi
ad-work [718]

Explanation

The shaded area represents a segment. This can be solved with the formula below;

\mleft(\frac{\theta}{360}\mright)\times\pi r^2-\frac{1}{2}r^2sin\theta

Since the triangle is an equilateral triangle, it implies that the angle subtended at the centre is 60 degrees. Also, the given radius is 7 cm

\begin{gathered} =7^2(\frac{60}{360}\times3.14-\frac{1}{2}\times\sin 60)^{}_{} \\ =49(\frac{3.14}{6}-\frac{\sqrt[]{3}}{4}) \\ =4.43\operatorname{cm}^2 \end{gathered}

Answer:

4..43\operatorname{cm}^2

7 0
11 months ago
A machine requires three hours to make a unit of Product A and five hours to
svlad2 [7]

Let A unit be a; B unit be b

a + b = 95

b = 95 - a

3a + 5b = 395

3a + 5(95 -a) = 395

3a + 475 - 5a = 395

-2a = -80

a = 40

a + b = 95

40 + b = 95

b = 55

Therefore, a = 40; b = 55.

Hope this helps

8 0
3 years ago
Select the best answer for the question.
Tanzania [10]

Answer:

A. 1 hour and 16 minutes

Step-by-step explanation:

There are 250 mL of D5W infusing at 33 gtt/min on IV tubing calibrated at 10 gtt/mL.  Calculate the infusion time.

select "No IV pump"

volume = 250 mL

rate = 33 gtt/min

calibration = 10 gtt/mL

Actual formula:

250 /( 33 gtt/min

10x  60)= 1.26 Hours

0.26 x 60 = 16 minutes

So 1.26 Hours = 1 Hour & 16 minutes

hope this will help you

3 0
3 years ago
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