The percentage that best approximates Jackson's overall free-throw percentage is 78%.
The first step is to find the total attempts and total successful attempts:
Now, by using these numbers and a rule of three you can find the percentage:
Note: This question is incomplete; here is the complete question:
During last year's basketball season, Jackson attempted 150 free throws of which he made 120. So far this season, he's attempted 24 and made 16. A player's free-throw percentage is defined to be the percent of free throws made out of the number of free throws attempted. Assuming calculations began with the start of last year's season, which of the following best approximates Jackson's overall free-throw percentage to date?
67%
73%
78%
80%
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