Question

AC cools the room at the rate of 7C per hour .what would be the final temperature of the room after 5 hr. IF the initial temperature of the hours of the room is 45 celcius
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Answer 1

Answer:

final tempurature=10 degree celcius

Step-by-step explanation:

As,it cools 7C per hour

at 5hours it will cool (7*5=35C)

So 45-35=10C

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Answer 2

Answer:

initial temperature= 45°c

per hour 7°c

after 5 hours=?

first 7×5=35

45-35=10° c