Answer :
Find 3/4 of 24000
3/4 * 24000 = 18000
Divide by 40.
18000 / 40 = 450
So it will take 450 minutes for it to be 3/4 full.
3/4 * 24000 = 18000
Divide by 40.
18000 / 40 = 450
So it will take 450 minutes for it to be 3/4 full.