MATHEMATICS · Single correct · GCSE · Mathematics · Ratio and Proportion · Ratio and Proportion
Problem
A train covers 360 km at a constant speed. If its speed had been 5 km/h less, it would have taken 1 hour more to cover the same distance. What is the speed of the train (in km/h)?
(a) 50
(b) 40
(c) 45
(d) 60