Question

A water cooler cools at the rate of 5degree celcius per hour. The temperature of water at A certain time is 25degree celcius.Find what will be it's temperature after 8 hours


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Answer 1

Answer:

initial temperature = 40°C

Rate of change in temperature = 5°C/hour

time = 10 hours

So, in 10 hours the temp would be decreased

by 10×5=50°C

So, final temperature = 40−50° =−10°C

Step-by-step explanation:

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