Q:
In a college, number of boys is 75% of number of girls. Difference between boys and girls is 35. On a particular day 20% boys were absent, then find the number of boys those who present?
Answer & Explanation
Answer: B) 84
Explanation: Ratio of girls and boys = 100% : 75% = 4:3
Difference is 1 unit = 35
So, 3 units = 35 x 3 = 105
If 20% absent, that’s mean 80% present.
So, present boys = 80% of 105 =
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