a) 31523500 sec
b) 315360000 sec
c) 315423000 sec
d) 315354000 sec
Answer: b
Explanation:
1 year = 365 days
1 day = 24 hours
1 hour = 60 minutes
1 minute = 60 seconds
Then, 1 year = 365 x 24 x 60 x 60 seconds
= 8760 x 3600
1 year = 31536000 seconds
10 years = 31536000 x 10 = 315360000 seconds
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