Sphere a has a radius of 24 centimeters, and sphere b has a diameter of 42 centimeters. the radius of sphere a is multiplied by what factor to produce the radius of sphere b?

The answer is

Step-by-step explanation:

Sphere A has a radius of 24 centimeters.

Sphere B has a diameter of 42 centimeters.

Divide the diameter by 2 , we get centimeters

The scale factor is equal to =

Dividing by 2 we get;

So, the answer is

answer: 1 + 1 = 11

step-by-step explanation:

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.