Time and Work For SBI PO Set – 02

1) 15 men or 30 women can do a piece of work in 25 days. In how many days will 34 men and 27 women do double the work ?

a) 8 days

b) 10 days

c) 16 days

d) 12 days

e) None of these

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2) 3 men and 6 women can do a piece of work in 16days, then 12 men and 8 women can do the same work in how many days ?

a) 7 days

b) 3 days

c) 9 days

d) 5 days

e) None of these

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3) Rakesh and Ezhil are working on an assignment. Ronald takes 6 hours to type 36 pages on a computer, while Ezhil takes 5 hours to type 25 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages?

a) 8 hrs

b) 10 hrs

c) 6 hrs

d) 12hrs

e) None of these

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4) If 36 men completed the work in 35 days working 7 hours a day. How many more men should be engaged to finish the rest of the work in 28 days working 5 hours a day?

a) 45

b) 63

c) 32

d) 27

e) None of these

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 5)  A takes twice as much time as B and thrice as much time as C to finish a piece of work. Working together they can finish the work in 6 days. C can do the work alone in ?

a) 20

b) 60

c) 12

d) 10

e) None of these

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6)  30 men can complete a work in 16 days. Six days after they started working, so 20 more men joined them. How many days will they now take to complete the remaining work?

a)  12 days

b)  5 days

c)  6 days

d)  8 days

e) None of these

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7) 4 men and 6 women can complete a work in 8 days, while 3 men and 7 women can complete it in 10 days. In how many days will 20 women complete it?

a)  10 days

b) 15 days

c)  20 days

d)  25 days

e) None of these

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8) P can finish a work in 27 days, Q in 9 days and C in 12 days. Q & R start the work but are forced to leave after 4 days. The remaining work done by P in:

a)  6days

b)  9 days

c)  10 days

d)  12days

e) None of these

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9) A is 25% more efficient than B. C does half the work done by A & B together. If C alone does the work n 30 days, then A alone can do the work in

a)  32 days

b)  27 days

c)  22 days

d)  12 days

e)  25(1/2) days

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 10) A man is paid Rs.5 per hour for regular working day and Rs.8 per hour overtime. A regular working day has 8 hour and a regular week has 5 working days. If he earns Rs.920 in 4 weeks, then what is the total number of hours that he worked assuming that he was present on all regular working days?

a)  200 h

b)  180 h

c)   175 h

d)  160 h

e)  155 h 

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