1.

How manyseconds are there in 2 days ?

Answer»

Solution :Here, we know 1 day = 24 HOURS (h)
or `("1 day")/("24h")=1=("24h")/("1 day")`
then 1h = 60 min or `(1h)/("60 min")=1=("60 min")/(1h)`
For CONVERTING 2 DAYS to seconds.
The unit FACTORS can be multiplied in series in one step only as follows :
`"2day"xx(24h)/("1 day")xx("60 min")/("1 h")xx(60s)/("1 min")`
`=2xx24xx60xx60s=1172800s`


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