Question and Answer

Q: .

Correct Answer: Option C - Given – The number of lamps whose life time is more than 600 hours but less than 900 hours • 75 + 90 + 80 = 245

C. Given – The number of lamps whose life time is more than 600 hours but less than 900 hours • 75 + 90 + 80 = 245

Explanations:

Given – The number of lamps whose life time is more than 600 hours but less than 900 hours • 75 + 90 + 80 = 245

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