A certain freezing process requires that room temprature be lowered from 40 degreesc at the rate 5 degrees c every hour . what will be the room tempreture 10 hours after the process begeins ?
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Answer: -10
Step-by-step explanation: 1 hour = 5degree decline in temperature.
10 hours =>10*5=50 degrees decline
40-50= -10 degrees is the temperature after 10 hours
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