Answer:
Correct answer is 92
Step-by-step explanation:
Let the score that she need's be = x
According to given condition we have
![\frac{72+87+83+91+X}{5}\geq 85\\\\\frac{333+X}{5}\geq 85\\\\333+X\geq 425\\\\X\geq 92](https://tex.z-dn.net/?f=%5Cfrac%7B72%2B87%2B83%2B91%2BX%7D%7B5%7D%5Cgeq%2085%5C%5C%5C%5C%5Cfrac%7B333%2BX%7D%7B5%7D%5Cgeq%2085%5C%5C%5C%5C333%2BX%5Cgeq%20425%5C%5C%5C%5CX%5Cgeq%2092)
Answer: they can get 5 pizzas
Step-by-step explanation:
42.50 divided by 8.50 is 5
<span>c-b/ 3a 1st, subtract b from both sides, then divide both sides by 3a, the side with X cancels out and leaves you with c-b/3a
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Answer:
r=45,041
Step-by-step explanation:
455=(94)(22)^2/r
455=(94)(484)/r
455=45,496/r
455r=45,496
r=45,041