An art piece is shaped like a rectangular pyramid as shown in the picture. The height of the piece is 18 inches and the volume of the piece is 216 in. What is the area of the base of the art piece in square inches?

24 in2
12 in2
4in2
36 in2

Aswimming pool has an input pump for filling the pool and an output pump for emptying the pool. the input pump can fill the pool in 3 hours, and the output pump can drain the pool in 5 hours. as you go to bed, the pool is full, but a neighbor’s kid turns on the output pump. at midnight, you awake to find the pool half empty. immediately, you turn on the input pump, but you are sleepy and forget to turn off the output pump. at what time will the pool become full?

Will used 20 colored tiles to make a design in art class. 5/20 of his tiles were red. what is an equivalent fraction for the red tiles?

What is the least common factor of 6 and 8