Question

7. In a Microbiology laboratory, certain tests are done under controlled temperature. The variati
in temperature is by fixed number of degrees per minute. Evaluate each of the following.
(a) The temperature at the beginning of an experiment is 20 C. It increases by 4°C per minute
What is the temperature at the end of the experiment if it took 15 minutes to complete?
(b) The temperature is made to fall by 3°C per minute. The temperature at the end of an experiment
is -7°C, which took 13 minutes to complete. What was the temperature at the beginning of
the experiment?
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Answer 1

Answer:

solution of question is here:-

a) 80°C

b)32°C