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Richard bought 3 1/4 ft of plumbing pipe. The pipe cost $1.60 a foot. How much did Richard pay for plumbing pipe?
A student solved the problem this way.
3 1/4 feet = 3.25 feet
Let n represent the amount Richard paid for plumbing pipe.
n = 3.25 × $1.60
n = $5.20
Richard paid $5.20 for plumbing pipe.
Use a similar strategy to solve this problem.
Connie bought 2 1/8 yd of black felt and 3 3/8 yd of red felt. Felt cost $1.50 a yard.
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