math
posted by Katherine .
an empty rectangle tank with a base area of 2400 cm^2 is filed with water from 2 taps. one tap can fill the tank with 12L of water per minute, while the other tap can do it at 3l less perminute.
(A) what will be the depth of water in the tank after both taps are turned on for 6 minutes?
(B) if water leaks frome the tank at a rate of 2L per minute for 6 minutes, what will be the depth of water in the tank?

A. W = Rate * Time = (12 + 9)L/min * 6 min = 126 Liters..
B. D = 126 L  2L/min * 6 min,
D = 126  12 = 114 Liters.
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