Question

A certain freezing process requires that room temperature be lowered from 38 degrees celsius at the rate of 5 degrees celsius every hour. The room temperature after 7 hours is?

Answer 1

Step-by-step explanation:

$\huge\bold\blue{ANSWER}$

$rate \: of \: decreasing \: temperature \\ = 5 ^{0} c \\ rate \: of \: temperature = 5 \times 7 = 35 ^{0} c \\ the \: temperature \: of \: the \: room \: = 38 - 35 = 2 ^{0} c$

Hope this helps you