Question

A certain freezing process requires that room temprature be lowered from 40 degreesc at the rate 5 degrees c every hour . what will be the room tempreture 10 hours after the process begeins ?

Answer 1

Answer: -10

Step-by-step explanation: 1 hour = 5degree decline in temperature.

10 hours =>10*5=50 degrees decline

40-50= -10 degrees is the temperature after 10 hours