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The PCTM Puzzle of the Week - Solutions
The basement will be dry by 9:36 pm.
9:36 24x28x4=2688 2688/8=336 336/60=5.6 hours or 5 hours-36 minutes 5 hours-36 minutes + 4 pm = 9:36
L x W x H = Volume 28 x 24 x 4 = 2688 cubic feet 2688 cubic feet / 8 cubic feet per minute(rate of water pump)= 336 minutes 336 min / 60 min = 5.6 hours .6 hour x 60 = 36 minutes 4:00PM = 5 hours, 36 minutes = 9:36 PM
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