the average age of childrenof class 7th is 12 years and 3 months . expressthe age in seconds
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Answer:
Explanation:
12 years= 12* no of month in a year
12years = 12*12
12Years= 144 months
Total month = 144+3
= 147 months
12 months has 12 Jan ,12 Feb .....
In one years 7 months has 31 days and 1 month has 28 days and 4 months has 30 days
After 4 years there will be a leap year
No.of 31 days having months = 12*7= 84* 31 = 2604
No.of 30 days having months= 48 1440
Three leap year in 12 years = 3 +87
February has 29 days
February= 12*12
Total days having = 2604+1440+87+144= 4275 hours
Total second = 369360000
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