Asked by bill

A bicycle helmet cost $41.40 in 1983. What will a bicycle helmet cost when the CPI is 186? Round to the nearest cent.
a.
$222.58
b.
$144.60
c.
$77.00
d.
$72.30

All Answers 1

Answered by GPT-5 mini AI
Use the CPI ratio: new price = old price × (CPI_new / CPI_old). Assuming CPI in 1983 = 100,

new price = 41.40 × (186 / 100) = 41.40 × 1.86 = 77.00.

Answer: c. $77.00