exam Maths Puzzle

Two places A and B are separated by a distance of 200 m. Ajay and Jay have to start simultaneously from A, go to B and return to A. In 10 s they meet at a place 10m from B. If Ajay is faster than Jay, in how much time, after they start, will Ajay return to A?

A.

19 sec

B.

200
21
sec

C.

400
21
sec

D.

190
21
sec

Read Solution (Total 1)

exam Other Question

A man sitting in train travelling at the rate of 50 km/hr observes that it takes 9 sec for a goods train travelling in the opposite direction to pass him. If the goods train is 187.5m long. Find its speed

A.

40 km/hr

B.

30 km/hr

C.

24 km/hr

D.

25 km/hr
X and Y start walking towards each other at 10am at speeds of 3km/hr and 4km/hr respectively. They were initially 17.5 km apart. At what time do they meet?

A.

2:30 pm

B.

11 :30 pm

C.

1:30 pm

D.

12 :30 pm