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Ratios, Proportions & PercentagesPercentages

In a class of 40 students, 8% are boys. How many boys are there in the class?

A.$3$Correct answer
B.$3.2$
C.$4$
D.$5$

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Quick fact: $8\%$ of $40$ is $\frac{8}{100} \times 40 = 3.2$, but since the number of boys must be a whole number, the answer is $3$ (rounded to the nearest integer).

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In a class of 40 students, 8% are boys. How many boys are there in the class?

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