Quantitative Aptitude · Time & Work
raj can complete a piece of work in 10 days. How many days will raj take to complete the work if he works at half of his usual efficiency?
Question
raj can complete a piece of work in 10 days. How many days will raj take to complete the work if he works at half of his usual efficiency?
Options
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Explanation
If Gopi completes the work in 10 days, then
At half efficiency, his speed becomes half:
If 1 day work is , then total days required:
Final Answer:
D) 20 days