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Comparing Percentages When Denominator Is Not 100

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Question

A survey shows that out of 40 students in a class, 30 students like studying Mathematics. That means ___% of students like studying Mathematics.

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Solution

Percentage of students who like studying mathematics = $\frac{n o o f s t u d e n t s w h o l i k e m a t h s}{t o t a l n o o f s t u d e n t s}$ $\times$ 100 = $\frac{30}{40}$ x 100 = 75%

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Comparing Percentages When Denominator Is Not 100

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