How will you write 2.47 hours in hours, minutes and seconds?

Correct option is A

Given:

Time in hours is 2.47 hours.

Solution:
The whole number is 2 hours.
The decimal part is 0.47 hours.
Convert 0.47 hours into minutes:
1 hour = 60 minutes.
Therefore, 0.47 hours = 0.47 × 60 = 28.2 minutes.
The whole number is 28 minutes.
The decimal part is 0.2 minutes.
1 minute = 60 seconds.
Therefore, 0.2 minutes = 0.2 × 60 = 12 seconds.
2.47 hours is equal to 2 hours, 28 minutes, and 12 seconds.