Question

In a freezer, the temperature falls by 2°C every 5 minutes. In how much time (in minutes), water kept at 36°C will freeze into ice?

Answer 1

Answer:

If

2°C decreases = in 5min

1°C decreases = 5/2 min

1°C decreases in = 2.5 min

then water at 36°C freezes in=

36 × 2.5 = 90 min

SO ANSWER IS 90 MINUTES.

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Answer 2

Answer:

90 min

Step-by-step explanation:

2°C = 5 min

1°C = 5/2 min

     = 2.5 min

36°C = 36 x 2.5

        = 90 min