PYQ Vault

Individual times given: time working together

This type of question, asked 16 times: 14 Jul 2023 S1, 14 Jul 2023 S3, 14 Jul 2023 S4, 17 Jul 2023 S1, 17 Jul 2023 S3, 18 Jul 2023 S4, 20 Jul 2023 S2, 21 Jul 2023 S3, 24 Jul 2023 S1, 26 Jul 2023 S2, 26 Jul 2023 S3, 27 Jul 2023 S1, 27 Jul 2023 S3, 10 Sep 2024 S2, 13 Sep 2024 S3, 25 Sep 2024 S2. All 17 questions below, oldest first.

Try each one first, then open its answer.

  1. Question 1

    14 Jul 2023 S1

    67
    A man, a boy and a woman can finish a work in 10 days, 15 days and 30 days, respectively. In how many days can the work be finished by a man, a woman and a boy when all of them work together?

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  2. Question 2

    14 Jul 2023 S3

    57
    In an office, a typing work can be finished by Monika in 6 hours, Anita in 8 hours and Manju in 5 hours if they work alone. How much time (in hours) will they take if they work together?

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  3. Question 3

    14 Jul 2023 S4

    59
    Pipe A can fill an empty tank in 18 hours and pipe B can fill the same empty tank in 24 hours. If both the pipes are opened simultaneously, how much time (in hours) will they take to fill the empty tank?

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  4. Question 4

    17 Jul 2023 S1

    60
    A, B and C, working alone, can complete a job in 16, 24 and 36 days, respectively. In how many days can they complete the job if they work together?

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  5. Question 5

    17 Jul 2023 S3

    73
    Sarthak and Mohan have been assigned a work to design a room for a ceremony, Sarthak can design the entire room in 12 days, while Mohan can design the room in 15 days. In how many days will the work be completed if they work together? (Rounded off to 2 decimal places)

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  6. Question 6

    18 Jul 2023 S4

    60
    In a company, a piece of work can be completed in 4, 6 and 18 days alone by R, S and T, respectively. In how many days will the work be completed if they work together? (Rounded off to 2 decimal places)

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  7. Question 7

    20 Jul 2023 S2

    74
    A man can finish a work in 10 days and a woman can finish it in 12 days. In how many days will the work be finished by a man and a woman, working together every day?

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  8. Question 8

    20 Jul 2023 S2

    56
    In a factory, a piece of work is completed by Raima in 15 days while Joe can finish it in 10 days. The factory manager has to complete the work as soon as possible and so he orders Joe and Raima to work together. How many days will they take to complete the work?

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  9. Question 9

    21 Jul 2023 S3

    68
    Richa, Rita and Reena can independently complete a work in 8 hours, 12 hours and 24 hours, respectively. If they work together, how much time will they take to complete that work?

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  10. Question 10

    24 Jul 2023 S1

    62
    P, Q and R can complete a piece of work in 10 days, 15 days and 20 days, respectively. If they work together, in how many days can they finish the same work?

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  11. Question 11

    26 Jul 2023 S2

    57
    Pipe A can fill 50%50\% of the tank in 6 hours and pipe B can completely fill the same tank in 18 hours. If both the pipes are opened at the same time, in how much time (in minutes) will the empty tank be completely filled?

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  12. Question 12

    26 Jul 2023 S3

    67
    Abraham can complete a work in 9 days, while Andrew can complete the same work in 6 days. In how many days can they complete the work if they work together?

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  13. Question 13

    27 Jul 2023 S1

    72
    If A, B and C can do a work in 6 days, 9 days and 11 days, respectively, then, working together, how many days will they take to do the work?

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  14. Question 14

    27 Jul 2023 S3

    69
    A can finish a job in 8 hours and B can finish the same job in 12 hours independently. If they work simultaneously, in how many hours can they do the same job?

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  15. Question 15

    10 Sep 2024 S2

    57
    Pipe L can fill a pool in 30 hours and pipe M in 45 hours. If both the pipes are opened in an empty pool, how much time will they take to fill it?

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  16. Question 16

    13 Sep 2024 S3

    67
    Two pipes P and Q can fill a tank in 36 minutes and 45 minutes, respectively. If both pipes are opened together, the time taken to fill the tank is:

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  17. Question 17

    25 Sep 2024 S2

    53
    Two pipes X and Y can fill a tank in 14 hours and 21 hours, respectively. Both pipes are opened simultaneously to fill the tank. In how many hours will the empty tank be filled?

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