ayerskaleigh ayerskaleigh

12-11-2020
Mathematics

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A tire in Abduls car has just sprung a leak and is losing pressure at a rate of 5% every hour. If the tire pressure is currently 280 kilopascal, what will it be in 18 hours? If necessary round your answer to the nearest tenth

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yusraahussain05 yusraahussain05

12-11-2020

If it decreases at a rate of 5% every hour and you wanna know how much it decreases in 18 hours, multiply .05 by 18

.05•18=.9

Multiply 280, your initial number, by .9

280•.9=252

In 18 hours, the tire pressure will be 252 kPa

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