Math, asked by bujji1806, 7 months ago

If temperature of the air is 30°C and the substance cools from 100°C to
70°C in 15 min. Find when the temperature will be 40°C?

Answers

Answered by Anonymous

2

Answer:

after 20 minutes the temperature will be 40 degree..

Step-by-step explanation:

30 degree in 15 minutes

1 minute = 2 degrees....

40degree / 2 = 20 minutes

answer = 20 minutes

hope it helps you...☺☺☺

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