Answer:
42 minutes
Explanation:
The total amount of anything expressed in percentage is 100%.
The reason for this is that per cent means per hundred.
So, 100% is
100
×
1
100
=
100
×
1
100
=
1
, which is a whole.
Moving to the question, a total of 25% + 5% = 30% of the time is used up by commercials and credits.
The time left for the program is 100% - 30% = 70%.
This is 70% of 60 minutes or
70
100
×
60
=
7
0
1
00
×
6
0
=
Step-by-step explanation:
