It takes one student 12 hours to wash all of the cars at a school car wash. If 8 students wash all the cars, how many hours will each person spend washing cars?

Each person will wash all cars for 0.1875 hours

Step-by-step explanation:

One student takes time to wash all cars = 12

8 students take time to wash all cars =

So, 8 students together takes 1.5 hours to wash the car

Each person spent hours on washing all cars =

Each person spent hours on washing all cars =0.1875 hours

So, Each person will wash all cars for 0.1875 hours

a

b

d

step-by-step explanation:

126.66 m²

step-by-step explanation:

the pertinent area formula is a = πr², where r is the radius.

here, a = π(6.35 m)² = 40.32π, or approximately 126.66 m²