Teaching CTET (Paper 1 & Paper 2) Mock Test Series 2025 Quantitative Aptitude Time and Work Work Efficiency
18 men built a ship model in 7 days. How many days will it take for 15 men to make that model?
1
8.7 days
2
8.5 days
3
8.4 days
4
\(\frac{43}{5}\) days