Tub A and tub B contain 540 liters of water each. Every minute tub A loses 25 liters of water while tub B loses 15 liters. If in X minutes tub B will contain 6 times as much water as tub A, what is X?	Options:	A) 15	B) 20	C) 25	D) 30	E) 40
The equation is 6(540−25X)=540−15X from where X=20   Answer: 20
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Tub A and tub B contain 540 liters of water each. Every minute tub A loses 25 liters of water while tub B loses 15 liters. If in X minutes tub B will contain 6 times as much water as tub A, what is X?