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- A cistern is normally filled in 8 hours but takes two hours longer to fill because of a leak in its bottom.
Question 1:
A cistern is normally filled in 8 hours but takes two hours longer to fill because of a leak in its bottom. If the cistern is full, the leak will empty it in? A. 16 hrs
B. 20 hrs
C. 40 hrs
Feedback 1/8 - 1/x = 1/10
x = 40
x = 40
D. 25 hrs
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