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Kamal can do a work n 15 days. Bimal ...

Kamal can do a work n 15 days. Bimal is 50% more efficient than Kamal. The number of days, Bimal will take to do the same piece of work is `7 1/2` b. `10` c. `14` d. `12`

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RS AGGARWAL-TIME AND WORK-All Questions
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  2. A and B can do a job together in 7 days. A is 1 3/4 times as efficient...

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  3. Kamal can do a work n 15 days. Bimal is 50% more efficient than Kam...

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  4. A does 20% less work than B. If A can finish a piece of work in 7(1)/(...

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  5. A is 30% more efficient than B. How much time will they, working toget...

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  6. A can do a piece of work in 10 days working 8 hours per day. If B i...

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  7. A does half as much work as B in 3/4th of the time. If together they t...

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  8. A is 50% as efficient as B.C does half of the work done by A and B ...

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  9. Two workers A and B working together completed a job in 5 days. If ...

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  10. A can do a work in 15 days and B in 20 days. If they work on it tog...

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  11. A can do a piece of work in 15 days, which B can do in 10 days. B w...

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  12. A and B can complete a work in 18 days and 15 days respectively. Th...

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  13. A, B and C can do a piece of work in 15, 12 and 20 days respectively. ...

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  14. A machine P can print one lakh books in 8 hours, machine Q can print...

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  15. A and B can do a piece of work in 30 days, while B and C can do the...

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  16. X and Y can do a piece of work in 20 days and 12 days respectively....

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  17. A complete 7/10 of a work in 15 days. After that he completes the work...

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  18. A man and a boy can do a piece of work in 24 days. If the man works...

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  19. A and B can together finish a work in 30 days. They worked together...

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  20. X can do a piece of work in 40 days. He works at it for 8 days and ...

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