Answer:
Step-by-step explanation:
drain empties 1/10 of the desired amount per minute
pump fills 1/14 of the desired amount per minute
when both are active, the net drain is 1/10-1/14 = 1/35 of the desired amount per minute
It takes 35 minutes to reach the cut-off level.
The answer is x <span> ≤ 6, i think</span>
Answer:
X=9
Y=2
Z=1
99+22=121
xx+yy=zyz
Step-by-step explanation:
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Answer:
no
Step-by-step explanation:
in less you want a un proportional number
