Tara's car accelerated from 10 miles per hour to 70 miles per hour in 12 seconds.

what is the approximate rate of change in the miles per hour that tara's car accelerated?

a)
5 miles per hour per second

b)
8 miles per hour per second

c)
18 miles per hour per second

d)
48 miles per hour per second

a) justify

step-by-step explanation:

justifying is just part of everyday life. justify kind of means proof so i think the answer is a) justify.

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