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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

Number of students who like studying Mathematics = 30
Total number of students in the class = 40
Percentage of students who like studying Mathematics $= \frac{30}{40} \times 100 =$ 75%

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