engineering recuitment ICAR Technician 2021 Mock Test (Re-Exam) Quantitative Aptitude Time and Work Work Efficiency
To do a certain work, the ratio of the efficiencies of A and B is 7 : 6. Working together, they can complete the same work in 21 days. What part of the same work will be completed by B alone in 26 days?
1
\(\frac{5}{8}\)
2
\(\frac{4}{7}\)
3
\(\frac{5}{6}\)
4
\(\frac{2}{3}\)