Question

Amy worked 22 hours last week and

earned $231. At that rate, how much will
she earn if she worked a full 40 hours?
A $305
B $420
C $102
D $435

Answer 1

First you have to find the unit rate so 231 divided by 22 . Which equals 10.5 . Now you have to multiply it by 40,which = B 420

Answer 2

$420.00

Explanation:

231/22 = 10.5

Amy makes $10.50 an hour.

40 x 10.50 = 420