Question

The price of an extra-large pizza increased from $12 to $15.
What was the percent of increase in the cost of the pizza? Round to the nearest percent, if necessary.

Answer 1

Any ideas?

Answer 2

$$\huge \frac{\text{percent of change}}{100}=\frac{\text{change in price}}{\text{original price}}$$

Answer 3

oooooh ok