Chain Rule - Quantitative Aptitude (MCQ) questions for Q. 29769

Q.  Hiralal wants to build a tank. He employed 7 workers to do the work. It was expected to get completed in 12 days. 5 days after starting the work, 2 workers were fired by him. Remaining workers will take how much time to complete the work?
- Published on 03 May 17

a. 49/5 days
b. 39/7 days
c. 25/7 days
d. 38/5 days

ANSWER: 49/5 days
 
chain rule

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