defence exam CRPF Constable Tradesmen & Technical 2023 Mock Test Quantitative Aptitude Time and Work Work Efficiency
Prince can complete 40% of a work in 20 days and Queen can complete \(\frac{1}{3}\)rd of the same work in 10 days. In how many days they will take to complete the work, if they work together?
1
18\(\frac{3}{7}\) days
2
18\(\frac{3}{4}\) days
3
15\(\frac{3}{7}\) days
4
18\(\frac{1}{5}\) days