The average age of children of class VII is 12 years and 3 months. Explain this age is second.
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One day has 3600×24 = 86400 secs
7 years 3 months has 7×365 + 3×30 days
= 2555 + 90 = 2645 days (generalised).
So the number of seconds will be 2645×86400 = 228528000 seconds.
Khadijah21
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