Question

The temperature at 12 noon at a certain place was 18 degree Celsious above zero. If it decreases at the rate of three degree Celsius per hour at what time it would be 12 degree Celsius below zero?

Answer 1

Answer:

Step-by-step explanation:

Change in temperature = 10 - ( -8 ) = 18°C. Rate of decrease = 2° per hour. Time = 18 / 2 = 9 hours

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