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The ratio of boys to girls in a school is 5:6. If there are 1100 students in total, find the number of boys.
Question

The ratio of boys to girls in a school is 5:6. If there are 1100 students in total, find the number of boys.

A.

450

B.

500

C.

600

D.

650

Correct option is B

Given:
Ratio of boys to girls = 5:6
Total students = 1100
Formula Used:
Value of component = Ratio of componentSum of ratio parts\frac{Ratio\ of\ component}{Sum\ of\ ratio\ parts}​ × Total Value
Solution:
Sum of the ratio parts = 5 + 6 = 11
Number of boys = 511\frac{5}{11}​ × 1100
Number of boys = 5 × 100
Number of boys = 500
Final Answer
So the correct answer is (b)

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