In a class of 60 students, the number of girls is one third the number of boys. Find the number of girls and boys in the class.

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2 Answers

Correct answer is 45, 15

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Let the number of boys in class = x

So, the number of girls in class = 60 – x

According to question,

60 - x = x/3

⇒ 180 – 3x = x 

⇒ 180 = 3x + x

⇒ 4x = 180

⇒ x = 180/4 = 45

Thus, number of boys in the class = 45
And number of girls in the class = 60 – 45 = 15

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