Aright rectangular prism fish tank has a volume of 8000 cubic centimeters. if the dimensions of its rectangular base are 50 centimeters by 10 centimeters, what is the height of the fish tank, h?
a. 40 cm
b. 400 cm
c. 16 cm
d. 160 cm

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?