Question

The temperature of a substance decreases at the rate of 2°C per 10 minutes.
The temperature of of the substance at 5 o'clock was 10°C. At what time will the
temperature of the substance
be 4°C below zero?​

Answer 1

Answer:

5 o'clock =10°C.

2°C = 10 minutes.

4°C=?

4°C=20minutes

  5:00+  00:20  =5:20

Step-by-step explanation:

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