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प्रश्न
Express in second:
5 hour 2 minute 5 second.
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उत्तर
1 minute = 60 second
2 minutes = 2 × 60 = 120 second ...(1)
1 hour = 3600 second
5 hour = 3600 × 5 = 18000 second ...(2)
5 hour 2 minutes and 5 second
= 18000 + 120 + 5 = 18125 seconds
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