If 10 persons can clean 10 floors by 10 mops in 10 days, in how many days can 8 persons clean 8 floors by 8 mops?

If 10 persons can clean 10 floors by 10 mops in 10 days, in how many days can 8 persons clean 8 floors by 8 mops?

• A. 12 ¹/2 days 
• B. 8 days 
• C. 10 days 
• D. 8 ¹/2 days 

 

The correct answer is option C. 10 days. Can you explain this answer in the comments?

View Complete Solution Here

Books I recommend for Quantitative Aptitude:

1. How to Prepare for Quantitative Aptitude for CAT by Arun Sharma

2. Ace Quantitative Aptitude For Banking and Insurance

3. Quantitative Aptitude Quantum CAT by Sarvesh K Verma

4. Quantitative Aptitude for Competitive Examinations by R.S. Aggarwal

5. Best 4000 Smart Practice Questions for Banking by S. Chand Experts