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Byju's Answer
Standard VII
Mathematics
Expressing Numbers as Exponents
Complete the ...
Question
Complete the following:
1
year = __________s.
A
3.15
×
10
6
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B
3.15
×
10
7
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C
3.15
×
10
5
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D
3.15
×
10
4
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Solution
The correct option is
B
3.15
×
10
7
In one year we have 365 days,
in one day we have 24 hour , and in one hour we have 60 mins , and 1 minute= 60 seconds
so one year =
365
×
24
×
60
×
60
=
31536000
second
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