Mathematics · Time and Work
A developer can create an application in 80 days working at normal efficiency. If he worked for the first 25 days with 40% more efficiency and the next 40 days with 20% less efficiency, what percentage of the application will be completed?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 116.25%
- 295.00%
- 381.25%
- 483.75%✓
Correct answer
83.75%
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