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Thirty men can dig a well in 10 days ...

Thirty men can dig a well in 10 days on working 8 hours a day. They started the work but after 2 days, 10 men left. How many hours a day should the remaining men work to complete it on time?

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PEARSON IIT JEE FOUNDATION- TIME AND WORK-TEST YOUR CONCEPTS
  1. Certain sum is sufficient to pay wage to A for 15 days or to B for 30 ...

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  2. A,B and C can do a work in 20,25 and 30, respectively. They together s...

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  3. Anand is 50% more efficient than Bharath and Bharath is 100% more effi...

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  4. 300 men can construct a200m long wall in 12 days working 8 hours a day...

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  5. A,B and C can complete a piece of work in 4 day, 8 days, and 12 days, ...

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  6. Thirty men can dig a well in 10 days on working 8 hours a day. They...

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  7. Time taken by A to complete a work is 7 days more than the time taken ...

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  8. A is 20% more efficient than B.B can do a piece of work in 20 days. In...

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  9. Three men or five women can complete a piece of work in 8 days. In how...

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  10. A certain number of men completed a job in 10 days. If there 5 more me...

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  11. Two pipes A and B can fill a tank in 20 and 24 minutes. Resepctively. ...

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  12. a can complete a piece of work in 15 days. B can complete it in 10 day...

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  13. Time taken by 8 men and 6 boys is 3 times the time taken 15 men and 30...

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  14. Prakash, Rohit and Sameer cam complete a job in 1 days, 20 days, adn 1...

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  15. Pipe A and pipe B can fill a tank in 24 minutes and 28 minutes , respe...

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  16. In a group, there were M men. They sarted working on a job of 330 unit...

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  17. Ram and Shyam can complete a job in 20 days. If they work together. If...

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  18. A,B and C can complete a job in 20 days, 30 days, and 40 days, respect...

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  19. 10 women can complete a job in 12 days . 4 of them started working on ...

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  20. Prakash, Ramesh and Suresh started a job. After 2 days, Prakash left. ...

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