Answer:
After 15 minutes, the temperature of both the furnaces will be same.
Step-by-step explanation:
Let
be the minutes when the temperature of both becomes same.
Now, as per question:
Temperature of the furnace after
minutes that is cooling at the rate of 15 degree per minute is given as:

Temperature of the furnace after
minutes that is heating at the rate of 5 degree per minute is given as:

Now, equating both the temperatures, we get

Therefore, after 15 minutes, the temperature of both the furnaces will be same.
Nothing further can be done with this topic (when trying to find the quotient) but, you might be looking for these Answer(s)
Exact Form:
15/11
Decimal Form:
1.36 (terminating)
Mixed Number Form:
1/4/11
A. space
(I need 20 letters)
<span>2*(10) as your answer. </span>