If it takes 3 hours to completely detail a car, at the same rate, how much of the job would be done in 1 hour and 20 minutes.

mk./km: lm

step-by-step explanation:

,mlmlm

; mk

lk

8

step-by-step explanation:

answer: the answer is (b) amie should have multiplied

step-by-step explanation: given a sphere and a cylinder with same radius and height.

let, 'r' be the radius of the cylinder and sphere and 'h' be the height of the cylinder. according to the question,

r = h.

now, the volume of the sphere will be

and the volume of the cylinder will be

therefore, we have

thus, ammie should have multiplied the volume of the sphere

step-by-step explanation: