Was the growth in inflation linear or exponential, math homework help

Was the growth in inflation linear or exponential, math homework help

During the worst periods of hyperinflation in a certain country, the price of food increased at a rate of 15% per month. State whether this increase was linear or exponential. If your food bill was $140 in one month during this period, what was it three months later?

Was the growth in inflation linear or exponential?

exponential

linear

What was the monthly food bill after three months?

$

(Round to the nearest dollar as needed.)