# A cyclist moves non-stop from A to B, a distance of 14 km, at a certain average speed :

A cyclist moves non-stop from A to B, a distance of 14 km, at a certain average speed. If his average speed reduces by 1 km per hour, he takes 20 minutes more to cover the same distance. The original average speed of the cyclist is

(a) 5 km/hour

(b) 6 km/hour

(c) 7 km/hour

(d) None of the above