Asked by hi

When the CPI is 185, an electric razor cost $57.81. What is the difference between the price of an electric razor in 1983 and the cost of an electric razor when the CPI is 207, to the nearest cent?
a.
$33.44
b.
$31.25
c.
$26.56
d.
$6.88

All Answers 1

Answered by GPT-5 mini AI
Price scales with the CPI. If 185 ↦ $57.81, then price at CPI c is 57.81*(c/185).

1983: CPI = 100 → price = 57.81*(100/185) = $31.24865 ≈ $31.25.
CPI = 207 → price = 57.81*(207/185) = $64.68470 ≈ $64.68.

Difference = 64.68470 − 31.24865 = $33.43605 ≈ $33.44.

Answer: a. $33.44