Question

John sees a scale drawing of a boat that has 1:50 on it. He measures the length of the boat on the scale drawing to be 10 cm. How long is the real boat, in centimeters?

100 cm
5000 cm
200 cm
500 cm

Answer 1

500cm.

Explanation:

the scale 1:50 means that .........

1cm represents 50cm.

10cm represents ?

crossmultiply .......... 10 × 50 ÷ 1 = 500cm