Answer:
25%
Explanation:
The interval of the graph is 4.
The line starts at 26 so consider that your starting point, 0.
The line ends at 72 but if you make 26 your starting point and count up then 72 becomes 48.
With that in mind from 60 to 72 is 12 so 12 divided by 48 multiplied by 100 gives 25%