exam Maths Puzzle

A and B together can complete a piece of work in 35 days while A alone can complete the same work in 60 days. B alone will be able to complete the same working in:

A.

74 Days

B.

80 Days

C.

84 Days

D.

90 Days

Read Solution (Total 1)

Ans- B. 84

A+B= 60,
A= 35
B=?

60*35/60-35
60*35/25= 84
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exam Other Question

Mr. Ram is on tour and he has Rs 360 for his expenses. If he exceeds his tour by 4 days he must cut down daily expenses by Rs 3. The number of days of Mr. Ram's tour programme is

A.

28 Days

B.

24 Days

C.

22 Days

D.

20 Days Water flows into a reservoir which is 200 m long and 150 m wide, through a pipe of cross-section (0.3m X 0.2m) at 20kmph. In what time will the water level be 8?

A.

100 hrs

B.

150 hrs

C.

175 hrs

D.

200 hrs