Question

A scale on a map shows that 3centimeters represents 10 kilometers. What number of centimeters on the map represents an actual distance of 25 kilometers?

Answer 1

1.2 centimeters

Explanation:

using the the rule of three:

10km......3cm

25km......x cm (where x is the number we want to find)

this is direct proportional so: 10/x = 25/3 +> 30 = 25x => x = 30:25 = 1.2