Question

the cost of car insurance is $900 per year. however, there is an 18% decrease in the annual cost if drivers keep a safe record for a year or more.
find the annual cost of car insurance if a driver keeps a safe record for a year or more.
step 4
calculate the final amount.
0.82 × $900 = $
the annual cost is $ ? if a driver keeps a safe record for a year or more.

Explanation:

Step1: Determine remaining cost percentage

Since there is an 18% decrease, the remaining percentage of the original cost is $100\% - 18\% = 82\%$, or $0.82$ in decimal form.

Step2: Calculate discounted annual cost

Multiply the original cost by the remaining percentage:
$\$900 \times 0.82$

Answer:

$\$738$