# Geometry

posted by George

A flush tank on a toilet is rectangular with dimensions of 21 inches by 6.5 inches and contain water to a depth of 12 inches. How many gallons of water per flush will be saved if the depth of the water is reduced by one-third? 231 cubic inches per gallon)

1. bobpursley

gallons saved= 1/3 (21*6.5*12)/231

2. George

2.36 gallons. Correct?

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