Question

How many seconds are there in 12 hours?

• A. 12 seconds
• B. 720 seconds
• C. 43200 seconds
• D. 432000 seconds
• E. None of these

Answer 1

The correct option is C 43200 seconds

Total seconds in $12hours$-

Total minutes in one hour,

$1h=60min$

Total seconds in one min,

$1min=60s$

So,

$12h=12\times 60\times 60s$

$\Rightarrow 12h=12\times 3600s$

$\Rightarrow 12h=43200s$