Melaniie7 Melaniie7

07-04-2016
Mathematics

contestada

Rachael’s backyard swimming pool is being emptied by a pump. The amount of water in the pool W in gallons at any time t in hours is given by the following equation: W = 9,000 – 250t. How many gallons of water are being pumped out each hour?

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apologiabiology apologiabiology

08-04-2016

ok so it is
W=origianl amount-amount taken out
amount taken out=amount taken out per hour times number of hours (t)
theref

250 gallons aer being pumped out every hour

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