A can finish a work in 24 days and B can finish it in 12 days. In how many days will they finish it working…

Time and Work · Quantitative Aptitude · Medium · Practice for IBPS PO Prelims, SSC CGL Tier 1

A can finish a work in 24 days and B can finish it in 12 days. In how many days will they finish it working together?

  1. 4 days
  2. 8 days
  3. 10 days
  4. 2 days
Answer and solution

Correct answer: B) 8 days

Together per day: 1/24 + 1/12 = 1/8, so time = 8 days.

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