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Arithmetic Aptitude :: Chain Rule

  1. A tower 17.5 m high casts a shadow of 40.25 m. What is the height of the building which casts a shadow 28.75 m long under similar conditions?

  2. A.
    10 m
    B.
    17.2 m
    C.
    12.5 m
    D.
    21.25 m

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  3. A contractor engaged 100 labors for completing a certain project within a fixed time. WhenApti Chain Ruleof the time limit had expired, he found that Apti Chain Ruleof the originally assigned work had been already completed. The number of laborers who could be removed by the contractor for this project so that the project could be completed by the remaining laborers within the given time limit would be

  4. A.
    50
    B.
    20
    C.
    30
    D.
    40

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  5. One army camp had ration for 560 soldiers for 20 days, 560 soldiers reported for the camp, and after 12 days, 112 soldiers were sent to another camp. For how many days, the remaining soldiers can stay in the camp without getting any new ration?

  6. A.
    10 days
    B.
    12 days
    C.
    16 days
    D.
    14 days

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  7. If I would have been twice as efficient as today, I would have finished work in 12 days. If my efficiency is reduced to one-third of what it is at present, in how many days, I would be able to finish the work?

  8. A.
    18
    B.
    8
    C.
    72
    D.
    52

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  9. Pervez and Sunny can complete a piece of work in 20 and 15 days respectively. They worked together for 6 days, after which Sunny was replaced by Ashu. If the work would be finished in next 4 days, find the number of days in which Ashu alone could complete the work.

  10. A.
    45
    B.
    40
    C.
    56
    D.
    36

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