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The temperature in Shimla fell by $\frac{2}{3}$ degree C every hour for 3 hours.
What was the total change in temperature, in degrees C?

Class 8Operations on Rational NumbersRational Numbers

A-4
B-1
C-3
D-2

Step-by-Step Solution

A fall of

\frac{2}{3}

each hour means a change of

- \frac{2}{3}

per hour. Over 3 hours:

3 \times (- \frac{2}{3}) = - \frac{6}{3} = - 2

°C.

Answer: D) -2

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