in 1982, a belt sold for $11.50 ten years later, the price of the belt increased by 80%. How much more did it sell for in 1992? How much would the belt cost in 1992?

It sold for $9.20 more in 1992 than in 1982.

It sold for $20.70 in 1992.

Step-by-step explanation:

The price in 1982 was $11.50.

The price increased by 80% of $11.50.

We need to find 80% of $11.50.

To find a percent of a number, multiply the percent by the number.

80% of $11.50 =

= 80% * $11.50

= 0.8 * $11.50

= $9.20

It sold for $9.20 more in 1992.

The price in 1992 is the original price of the belt plus the amount of increase.

$11.50 + $9.20 = $20.70

It sold for $20.70 in 1992 than in 1982.