The great blue hole is a cylindrical trench located off the coast of belize. it is approximately 1000 feet wide and 400 feet deep. about how many gallons of water does the great blue hole contain? round your answer to the nearest ten million gallons. (1 ft3≈7.48 gallons)

The Great Blue Hole is a cylindrical trench located off the coast of Belize. It is approximately 1000 feet wide and 400 feet deep.

To find amount of gallons the Great Blue Hole contain we need to find the volume.

Where 'r' is the radius and 'h' is the height.

Given : 1000 feet wide so radius =

r = 500 and h= 400

Plug in all the values

= 314159265.4

The units are in feet . convert it into gallons

So

Volume of cylinder = 2,349,911,305 gallons

use distributive property on all like terms and change your signs if you have a double negative or if you have positive/negative

i think the answer is c sorry if it's wrong