# Math

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You need to replace the molding around a floor that is 15 ft. long & 23 ft. 6 in. wide. The molding sells for \$0.50 per ft.. How much will the molding cost?

• Math -

Perimeter: 2*15 + 2*23.5 feet.

cost=perimeter*.5 dollars

• Math -

\$38.50

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