A cooling machine starts cooling the room at the rate of 5° C per hou

1.	A cooling machine starts cooling the room at the rate of 5° C per hour. If the temperature of the room is 28° C, find the number of hours it takes to lower down the room temperature of-7° C.
Answer» Answer: 7 HOURS WOULD be TAKEN to LOWER down the TEMPERATURE

A cooling machine starts cooling the room at the rate of 5° C per hour. If the temperature of the room is 28° C, find the number of hours it takes to lower down the room temperature of-7° C.

Answer»

Answer:

7 HOURS WOULD be TAKEN to LOWER down the TEMPERATURE

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A cooling machine starts cooling the room at the rate of 5° C per hour. If the temperature of the room is 28° C, find the number of hours it takes to lower down the room temperature of-7° C.​

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A cooling machine starts cooling the room at the rate of 5° C per hour. If the temperature of the room is 28° C, find the number of hours it takes to lower down the room temperature of-7° C.