WBCS.LIVE practice question

A and B can complete a piece of work in 56 and 70 days respectively. They began the work together but A left after some days and B finished the remaining work in 34 days. After how many days did A leave?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. 16 days
  2. 9 days
  3. 12 days
  4. 15 days

Correct answer and explanation

Correct answer: 16 days