Question

A certain freezing process that room temperature be lowered from 50°c at the rate of 3°c every hour. what will be the room temperature be 3/4th day after the process begins?

OPTIONS:

a. 14°c b. -4°c C. -22°c D. -12°c

please answer this question step by step and fast ​​​​​

Answer 1

Answer:

-4°C

Step-by-step explanation:

3/4th of a day= 24*3/4

= 18 hrs

the temperature decreases at the rate of 3°C per hr

so, 18*(-3)= -54

so temp at the end of 18 hrs= 50-54= -4°C