the density of a certain material is such that it weighs 9 kilograms for every 7 cubic feet o volume. Express this density in pounds per pint

i did it myself and i got 4.2 (b) hope its right

step-by-step explanation:

we'll this would mean that the dunk tank and the bounce house are the same for 20 hours because the 2 represents that the two activities, and the 20 represents the amount of hours they both are. so with this said, it means that the answer is c. the costs for a dunk tank and bounce house are the same for 20 hours.

c.the costs for a dunk tank and bounce house are the same for 20 hours.

hope this .