exam Maths Puzzle

In a race, the speeds of A and B are in the ratio 3:4. A takes 30 minutes more than B to reach the destination. The time taken by A to reach the destination is:

A.

1 hr

B.

1.5 hr

C.

2 hr

D.

2.5 hr

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exam Other Question

Rahul can row a certain distance downstream in 6 hour and return the same distance in 9 hour. If the speed of Rahul in still water is 12 km/hr, Find the speed of the stream.

A.

2 km/hr

B.

2.4 km/hr

C.

3 km/hr

D.

1.5 km/hr Jay started cycling along the boundaries of a square field from corner point A. After half an hour he reached the corner point C, diagonally opposite to A. If his speed was 8km/hr, the area of the filed in square km is:

A.

64

B.

16

C.

9

D.

4