Important Questions of Time and Work Quantitative Aptitude | Zigya

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81.

A school has 8 periods of 45 min each, every day. How long will each period be if the school has to have 9 periods everyday, assuming the working hours to be the same?

  • 40 min

  • 35 min

  • 30 min

  • 45 min

45 Views

82.

A can do a piece of work in 20 days and B in 15 days. With help of C, they finish the work in 5 days. C can alone do the work in

  • 5 days

  • 6 days

  • 10 days

  • 12 days

92 Views

83.

A and B together can do a piece of work in 36 days, B and C together can do it in 24 days. A and C together can do it in 18 days. The three working together can finish the work in

  • 8 days

  • 16 days

  • 30 days

  • 32 days

47 Views

84.

A certain number of men can do a piece of work in 60 days. If there were 6 men more, the work can be finished 20 days earlier. The number of men working is

  • 6

  • 12

  • 18

  • 24

49 Views

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85.

24 men can do a piece of work in 17 days. How many men will be able to do it in 51 days?

  • 8

  • 10

  • 12

  • 6

86 Views

86.

A can do a piece of work in 8 days and B can do it in 10 days separately. How many days would it take for both A and B to finish the same work together?

  • 33 over 8

  • 40 over 9

  • 41 over 10

  • 42 over 11


87.

If 5 men or 7 women can earn ₹ 5250 per day, how much would 7 men and 13 women earn per day?

  • ₹ 11600

  • ₹ 11700

  • ₹ 16100

  • ₹ 17100

65 Views

88.

If A and B together can complete a piece of work in 15 days and B alone in 20 days, in how many days can A alone complete the work?

  • 60

  • 45

  • 40

  • 30

34 Views

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89.

A can complete a piece of work in 18 days, B in 20 days and C in 30 days. B and C together start with the work and are forced to leave after 2 days. The time taken by A alone to complete the remaining work is

  • 10 days

  • 12 days

  • 15 days

  • 16 days

41 Views

90.

A and B can complete a piece of work in 8 days. B and C can do it in 12 days, C and A can do it in 8 days. A, B and C together can complete it in

  • 4 days

  • 5 days

  • 6 days

  • 7 days

31 Views

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