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.
a. 25%
b. 15%
c. 3%
d. 20%

The value, v, of kalani’s stock investments over a time period, x, can be determined using the equation v=750(0.80)^-x. what is the rate of increase or decrease associated with this account? 20% decrease 20% increase 25% decrease 25% increase

Explain how the quotient of powers was used to simplify this expression.

The area of a square floor on a scale drawing is 64 square centimeters, and the scale drawing is 1 centimeter: 3 ft. what is the area of the actual floor? what is the ratio of the area in the drawing to the actual area? the area of the actual floor is square feet. the ratio of the area in the drawing to the actual area is 1 square centimeter: square feet.