Here is all you need for b)
Answer:
94
Step-by-step explanation:
multiply the averages by their weighted percentage
x = final exam
88(.2) + 84(.2) + 92(.4) + x(.2) = 90
solve for x
x(.2) = 90 - 71.2 = 18.8
divide both sides by 0.2
x = 94
Answer:
C 44 cabins
Step-by-step explanation:
472-120= 352
8÷ 352 = 44
Answer:
D
Step-by-step explanation:
Use the formula;
A=πr squared (A=πr^2)
Brainliest please? :)