Question

A car travels 400 km in 5 hours (with a

constant speed). How far can it travel in
3 hours (with the same speed)?

Answer 1

Explanation:

Simple

Average speed = 400/ 5 = 80km/hr

Distance in 3 hours = 80 x 3 = 240km

Answer 2

240km

Explanation:

400km/5hrs = xkm/3hrs

cross multiply to get

1200=5x

divide both sides by 5

240=x