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.
how much did connie spend on felt?
a.
$8.25
b.
$8.35
c.
$9.95
d.
$10.25