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.Management Sciences
Category: Time and Work Mcqs
8 men can dig a pit in 20 days. If a man works half as much again as a boy, then 4 men and 9 boys can dig a similar pit in:__________?
A. 12 days
B. 16 days
C. 18 days
D. 20 days
A leak in the bottom of a tank can empty the full tank in 6 hrs. An inlet pipe fills water at the rate of 4 lit. a minute. When the tank is full, the inlet is opened and due to the leak, the tank is empty in 8 hrs. The capacity of the tank in liters is_________?
A. 5,750 litres
B. 5,760 litres
C. 6,890 litres
D. None of these
A leak in the lower portion of a tank can empty the full tank in 9 hrs. An inlet pipe fills water at the rtae of 10 lit. a minute. When the tank is full, the inlet is opened and due to leak, the tank is empty in 16 hrs. How many litres does the cistern hold ?
A. 12,342 litres.
B. 12,444 litres
C. 12,566 litres.
D. None of thes
15 men can build a 500m long wall in 30 days. In how many days can 30 men build a 1.2 km long wall?
A. 48 days
B. 24 days
C. 40 days
D. 36 days
(more…)
If 6 men can make 10 sofas in 2 days, then 8 men can make 8 sofas in__________?
A. 1.8 days
B. 1.5 days
C. 1.2 days
D. 1 day
(more…)
A and B can do a piece of work in 12 days; B and C in 15 days; C and A in 20 days. A alone can do the work in__________?
A. 20 days
B. 30 days
C. 40 days
D. none of these
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