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A period of 4 hours is what percentage of a day?

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answer is A.

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Detailed Solution

Concept- Here in this question we will use percent and minute to hour conversion which is mentioned below:-
Percentage

where

Value and

Total value
1 hour

minutes
Given value of time in question is 4 hours

and the total hours in a day is 24 hours. So we have asked that what percentage is given time is of the total time in a day. Firstly we will convert minute quantity into hour we will get,
As 1 hour

minutes then 30 minutes

hours.
Therefore 4 hours

hours
Now required percentage

Now we will solve the decimal value by placing 10 in the denominator.

Hence period of 4 hours

of a day.
Therefore the correct option is (1).

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