question_answer

Morish has to go to the certain place at a certain fixed time and finds that he will be late if he walks at the usual speed as he is walking. On the other hand if he walks at the speed of 10 km/h then he will be late by 5 minutes and if he walks at the speed of 18 km/h then he reaches the place by 10 minutes early. The distance he has to walk is:

A)  1.6km

B)  20km

C)  15km

D)  5km

E)  None of these