Question

Abandoned mines frequently fill with water. Before an abandoned mine can be reopened, the water must be pumped out. The size of pump required depends on the depth of the mine. If pumping out a mine that is D feet deep requires a pump that pumps a minimum of + 4D – 250 gallons per minute, pumping out a mine that is 150 feet deep would require a pump that pumps a minimum of how many gallons per minute?

Individual Question

A. 362


B. 500


C. 800


D. 1,250


E. 1,750

Answer 1

@T-Dawg02 @tigerlover

Answer 2

Maybe 1,250

Answer 3

u need to show ur work

Answer 4

All you have to do here is plug in 150 for D.

(150)^2/25 + 4(150) - 250 = answer 1250

Answer 5

thanks! :D

Answer 6

Np