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A is thrice as good as B in work. A is able to finish a job in 60 days less than B. They can finish the work in ______ days if they work together.

Review the verified answer and explanation for this Benazir Income Support Program (BISP) past-paper question on CampusFin.

A is thrice as good as B in work. A is able to finish a job in 60 days less than B. They can finish the work in ______ days if they work together. Answer: 22 ½ days

This is a work and efficiency problem. Using the ratio of efficiencies and the difference in time, we find A = 30 days, B = 90 days, and together they finish in 22.5 days.

Question context

This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the Benazir Income Support Program (BISP) preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.