state gov Allahabad High Court Group C Mock Test Series 2024 Quantitative Aptitude Time and Work Work Efficiency
A boy takes thrice time taken by a girl to complete the work. 15 girls and 20 boys can complete the work in 6/13 days. Find the time taken by a girl alone to complete the work.
1
9 days
2
10 days
3
12 days
4
15 days