What is an estimate of : 78% of 112

The factorization of 8x3 -125 is (2x-5)(jx2 +kx+25)

Asphere has a diameter of 10 in. what is the volume of the sphere?

Tyler enjoys the fish so much that after his birthday his family decides to take him to a famous aquarium a tank at the aquarium is similar to his tank with the scale factor of 8 how many times greater is the volume of the tank at the aquarium than the volume of tyler tank