A dog box is built to fit in the back of a pick-up truck. it is used to transport sled dogs and supplies to a race. a dog box that holds 3 dogs is 117 cm long, 97 cm wide, and 61 cm tall. each dog compartment is 38 cm long, 97 cm wide, and 46 cm tall.

a) what is the volume of each dog compartment?

b) what is the volume of the dog box that is not used to hold dogs? how did you find out?