Question

In a class of 90 students, One- Third of boys and Two - Third of girls like mathematics. Total number of students who like mathematics are 40. You have to find the number of boys and girls in the class. Which equation among the following represents the situation correctly? (Assume 'x' as the number of boys in the class)

Answer 1

Answer:

60 students w/ ratio boys to girls 3: 2

adding the ratio numbers (3 + 2) = 5……….60 / 5 = 12

boys in class 12 x 3 = 36

girls in class 12 x 2 = 24

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