Chain Rule - Quantitative Aptitude (MCQ) questions for Q. 28343

Q.  Ramesh and Suresh start cleaning a pool together. They do it in 26 days but for the last 6 days only Ramesh was working.  When Suresh works alone, in how much time will he completely clean the pool, if Ramesh and Suresh together can clean the pool in 24 days?
- Published on 07 Jul 17

a. 36 days
b. 72 days
c. 52 days
d. 13 days

ANSWER: 72 days
 
chain rule

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