The promedio temperature this summer was 24° C. If the promedio temperature decreased by 8% from last summer, what was the promedio temperature last year?

Solución

The average temperature this summer was 24° C. If the average temperature decreased by 8% from last summer, what was the average temperature last year?

Solución

Amount before reduction : 26.08695 \dots

Pasos de solución

Translate the problem into an equation:

24 = x - 0.08 x

24 = x - 0.08 x : x = \frac{600}{23}

\frac{600}{23} = 26.08695 \dots

Amount before reduction : 26.08695 \dots

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