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1. In a school, 10% of the boys are some in number as 1/4th of the girls. What is the ratio of boys to girls in that school ?
- A. 2:1
- B. 2:1
- C. 2:1
- D. 2:1
Answer: Option D
Explanation:
Hints : 10% of boy = 10/100 of boy = 1/4 of girl
boy/girl = 100/10 × 4 = 5/2 = 5 : 2
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