Multiples of 8 could be.... 16,32, 40,48 and etc...
.023
.037
If you need them added, it is .060
5 hrs of free time per day.....7 days in a week....that means he has (7 * 5) = 35 hrs of free time per week
he spends 13 hrs on the internet and 7 hrs playing video games.....so thats a total of 20 hrs.
20/35 = 0.57 = 57% <==
210 = 100%
260 = x%
260*100/210=123.8%
x=123.8%
123.8% - 100% = 23.8%
The answer is 23.8%