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Time and Work Practice Test 1 with solutions

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Question : 13

Total: 40

Ten persons can empty 10 litre tank in 10 hours by using 10 buckets of equal size. Find how long will 7 persons take in order to empty 7 litre tank by using 7 buckets of equal size.

10 hours
4
396
2401
hours
7 hours
8
392
2401
None of the above

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