Kuldeep is twice as efficient as Manish at doing work. Working together, they can finish a piece of work in 36 days. Kuldeep alone can finish the work on:
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 54 days
Given that
Kuldeep is twice as efficient as Manish
Kuldeep efficiency : Manish efficiency = 2 : 1
They can finish a piece of work in 36 days.
According to the question
Total work = (2 + 1) × 36 = 108 days
Hence, Kuldeep alone can finish the work in 108/2 = 54 days