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:

total temperature=40°c

hours. temperature

1. 35°c

2. 30°c

3. 25°c

4. 20°c

5. 15°c

6. 10°c

7. 5°c

8. 0°c

9. -5°c

10. -10°c

Answer 2

Answer:

-10°c

Step-by-step explanation:

at 40°c, temperature requires to be 5°c down every hour

then,

after 10 hrs temperature will be,

40-5×10 =-10. Ans