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Time and Work Practice Test 1 with solutions

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Question : 10

Total: 40

A cistern is filled by a tap in 3

hours. Due to a leak in the bottom of the cistern, it takes half an hour longer to fill the cistern. If the cistern is full, how long will it take the leak to empty it?

28 hours
29 hours
31
1
3
hours
38 hours

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