n8Monsuk2feslysk n8Monsuk2feslysk
  • 19-03-2017
  • Mathematics
contestada

A tank fills in 8 hours but evaporates in 12. how long will it take to fill the tank

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Аноним Аноним
  • 19-03-2017
1 = h · [tex] \frac{1}{8} [/tex] - h ·  [tex] \frac{1}{12} [/tex] 

Solve for h.
(units in hours)
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