Question

a certain freezing process requires that room temperature be lowered from 40°C at the rate of

5°C every hour. What will be the room temperature 10 hours after the process begins?​

Answer 1

Answer:

-10 C

Step-by-step explanation:

Temp is 40 C

In 1 hr it reduces by 5 C

in 10 hr it becomes 50 C

So the temp of the room will become 40-50 C

= -10 C

Answer 2

Answer:

If the temperature is decreasing at the rate of 5°C then it will achieve -10°C in 10 hours.

Hope it helps!