Pls helping taking a test

Need on this geometry question. explain how you did it.

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27

Askateboard ramp is in the shape of a right triangle what is the height of the ramp