Time and Work - Data Intensity 2 Multiple Questions and Answers.




1.10 men can complete a work in 7 days. But 10 women need 14 days to complete the same work. How many days will 5 men and 10 women need to complete the work?
A. 7
B. 5
C. 6
D. 4

2.P can do a work in the same time in which Q and R together can do it. If P and Q work together, the work can be completed in 10 days. R alone needs 50 days to complete the same work. then Q alone can do it in___?
A. 30 days
B. 25 days
C. 20 days
D. 15 days

3.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

4.A tap can fill a tank in 32 min. and another can empty it in 16 min. If the tank is already half full and both the tanks are opened together, the tank will be____?
A. 12 min
B. 14 min
C. 16 min
D. 20 min

5.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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