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IT Placement Practice Test 5

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Question : 27 of 30

Marks: +1, -0

A potter makes 100 pitchers in the 1st hour. His efficiency decreases by 20% in the 2nd hour, increases by 50% in the 3rd hour, decreases by 15% in the 4th hour and increases by 50% in the 5th hour.
If he has to work for more than 1 hour, then how long should he work so that the number of pitchers per hour will be the maximum?

2 hours
3 hours
4 hours
5 hours
5.5 hours

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