In a class there are 300 boys students .

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Target Exam

CUET

Subject

General Test

Chapter

Numerical Ability

Topic

Ratios

Question:

In a class there are 300 boys students . The ratio of number of boys to girls is 5 : 7 . Find total number of students in the school.

Options:

480

540

650

720

Correct Answer:

720

Explanation:

Boys : Girls : Total
5 : 7 : 12

ATQ,

5R = 300 ( given )

1R = 60

Total Number of students = 12R = 12 × 60 = 720