The temperature of a hot metallic rod is 278℃. If it is made to cool off at the rate of 7℃ every minute, then what will be its temperature after 20 minutes?
Answers
Answered by
11
Answer:
138°C
Step-by-step explanation:
278-(20×7)
278-140
138°C
Answered by
0
Answer:
138°C
Step-by-step explanation:
278-(20×7)
278-140
138°C
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