Answer: 66 2/3 %
They asked for a mixed number percent, so there it is!
Normally, round to 67%
Explanation:
Get the total of all the days 5 + 3 + 4 + 7 + 26 +30 + 9 = 84
Then get just the Friday + Saturday 26 + 30 = 56
Set up the fraction 56/84.
Divide the numerator by the denominator to get the decimal
56÷84 = 0.6667 Multiply by 100 to change to percent 66 2/3 %