Regan earned a total of 15 by selling 5 cups of lemonade how many cups of lemonade does Reagan need to sell and altar on $42 ass
ume the relationship is directly proportional
1 answer:
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Answer:

Step-by-step explanation:
we know that
![\°C=\frac{5}{9}[\°F-32]](https://tex.z-dn.net/?f=%5C%C2%B0C%3D%5Cfrac%7B5%7D%7B9%7D%5B%5C%C2%B0F-32%5D)
For 
substitute in the formula and solve for F
![94=\frac{5}{9}[F-32]](https://tex.z-dn.net/?f=94%3D%5Cfrac%7B5%7D%7B9%7D%5BF-32%5D)
![(\frac{9}{5})*94=[F-32]](https://tex.z-dn.net/?f=%28%5Cfrac%7B9%7D%7B5%7D%29%2A94%3D%5BF-32%5D)


Answer:
72
Step-by-step explanation:
Round to nearest whole number.
71.8 is rounded to 72.
72 is the answer to your question.
Answer:
if it was 50% off the cost would be $145.64
Step-by-step explanation:
291.29 / 1/2= 145.64
50% = 1/2
Step-by-step explanation:
D=9
A=pie*radius^2
=3.14*9/2*9/2
=63.58
=64