RRB Junior Engineer / DMS / CMA 2024 · Question 379 of 730

A and B can do a piece of work in 4 days and 46 days, respectively. The number of days [Correct to one decimal place] required to complete the work if both A and B work together is:

Answer: C. 3.6

Official answer key verified. Detailed explanation coming soon.

Source: Railway Junior Engineer 2024 Answer Key compilation (English) — testranking.in (Gagan Pratap) · reliable-secondary

Practice the full RRB Junior Engineer / DMS / CMA 2024 paper

Timed test with all 730 questions, just like the real exam.