An empty pool being filled with water at a constant rate takes 8 hours to fill to 35 of its capacity. How much more time will it take to finish filling the pool?
5 hr 30 min
5 hr 20 min
4 hr 48 min
2 hr 40 min
3 hr 12 min
A
3 hr 12 min
B
4 hr 48 min
C
2 hr 40 min
D
5 hr 30 min
E
5 hr 20 min
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Solution
Verified by Toppr
Volume of pool that is empty is 1-35=25
Let it takes x hr to fill 15 part of pool
then x35=8
x=403
Time required to fill 25 will be 403x25=163=5+13 hr
Which is equal to 5 hr 60x13 minutes = 5 hr 20 min
So correct answer will be option B
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