SSC MTS & Havaldar 2016 · Question 130 of 162
⇒ A’s 1 day work = 1 / 20 ⇒ A worked for 5 days ⇒ Then, A’ 5 days’ work = (1 / 20) ⨯ 5 = 1 / 4 ⇒ Remaining work = 1 - 1 / 4 = 3 / 4 ⇒ Now, B finished 3/4 of the work in 42 days ∴ Whole work done by B alone = 42 ⨯ 4 / 3 = 56 days
Source: SSC MTS 2016 re-exam (held 10-Oct-2017 Shift 1) paper with key+explanations, via prepp.in · reliable-secondary
Practice the full SSC MTS & Havaldar 2016 paper
Timed test with all 162 questions, just like the real exam.
Start test