engineering recuitment DRDO CEPTAM STA B Tier I (Sr. Technical Assistant) Mock Test 2022 Quantitative Aptitude Time and Work Work Efficiency
A & B together do a work in 40 days. B & C together do in 25 days. A and B started working together, and A left work after 6 days & B left work after 8 days. After A left, C join the work & C completed the work in 40.5 days, C alone can complete the work in how many days?
1
80 days
2
120 days
3
70 days
4
50 days