Question

The distance between home and

school is 4.5 miles.On a map it
shows the distance to be 9 cm.
What is the scale?

Answer 1

1 mile : 2 cm

Explanation:

ratio is 4.5 miles : 9

Which, if you want simplified, 1:2

Answer 2

2 cm is 1 mile

or 1 cm is 1/2 mile

Explanation:

We are going from 9 cm to 4.5 miles

9 cm * scale factor = 4.5 miles

scale factor = 4.5 miles / 9 cm

scale factor = 1/2 mile per cm

The scale is 2 cm is 1 mile

or 1 cm is 1/2 mile