The price of a large pizza decreased from $21.00 to $17.00.As a result, the quantity demanded of skateboards increased from 330.00 to 350.00.

1st attempt

Part 1(1point)

Using the midpoint formula, what is the percentage change observed for the price of a large pizza? Give your answer to two decimal places. _____%

Using the midpoint formula, what is the percentage change observed for the quantity demanded of skateboards? Give your answer to two decimal places.

________ %

Part 3(1point)

What is the cross-price elasticity of demand between pizzas and skateboards? Give your answer to two decimal places. ________%