A certain freezing process requires the room temperature be lowered fo

1.	A certain freezing process requires the room temperature be lowered for 45 degree Celsius at the rate of 5 degree celsius per hour . Than .. will be the room temperature 12 hours after the process begins . A : -15 B : 15 C : 60 D : none of these
Answer» ANSWER: A:-15 Step-by-step explanation: 1hour=5 degree 12hours=12×5=60 degree 45-60 =-15

A certain freezing process requires the room temperature be lowered for 45 degree Celsius at the rate of 5 degree celsius per hour . Than .. will be the room temperature 12 hours after the process begins . A : -15 B : 15 C : 60 D : none of these

Answer»

A:-15

Step-by-step explanation:

1hour=5 degree

12hours=12×5=60 degree

45-60

=-15