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OpenStudy (rock_mit182):
Two pumps were required to pump the water out of a submerged area after a hurricane. Pump A, the larger of the two pumps, can pump the water out in 50 hours, whereas it would take pump B 250 hours. Both pumps were working for the first 10 hours until pump A broke down. How long did it take pump B to pump out the remaining water?
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OpenStudy (rock_mit182):
@inkyvoyd @marissalovescats @Aleah54 ?
OpenStudy (rock_mit182):
anyone could walk me through
OpenStudy (princeharryyy):
|dw:1477863983446:dw|
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