Question

A model of a porsche carrera is 9 1/2 inches long and built to a 1:18 scale.

What is the length of the real car?

Answer 1

171

Explanation:

Since we know the scale is 1:18, the car is 18 times bigger.

We then multiply 1/2 an inch by 18 to get 9

Then we multiply 9 by 18 to get 162

We add these together to get 171 iches long

Answer 2

171 inches long

Explanation:

9 1/2×18 = 171