Question 54

In a class, if 60% of the students are boys and the number of girls is 36, then the number of boys is:

Solution

Let the total number of students in the class = $$a$$

Given,

Number of girls in the class = 36

Percentage of boys in the class = 60%

$$=$$> Percentage of girls in the class = 40%

$$=$$> $$\frac{40}{100}\times a=36$$

$$=$$> $$a=90$$

Total number of students in the class = 90

$$=$$> Number of boys in the class = 90 - 36 = 54

Hence, the correct answer is Option A

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