The answer is C
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I believe the answer would be A. C=200x+ 70. Hope this helps!
X+3/2=9
First multiply each side by 2
You get x + 3=18
Subtract 3 from both sides
x=15
40 liters = 40000 ml
40000/125 = 320
It would take 320 seconds or 5 minutes 20 seconds.
Hope this helps! Any questions let me know :)