GATE 2020 PI – Question 10

General Aptitude · Quantitative Aptitude: Data Interpretation, Arithmetic and Number Computation · 2 marks · Multiple choice

The charts show percentages by university stream for all students and for girls. There are5000 students and1500 girls. Find the ratio of Arts boys to Management girls.

2:1
9:22
11:9
22:9

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Show answer and explanation

Correct answer: (D) 22:9

Explanation

Arts has20% of5000=1000 total and30% of1500=450 girls, hence550 boys. Management girls are15% of1500=225. Ratio550:225 simplifies to22:9, D.

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