Answer:
The probability that he is either a football player or a basketball player is
.
Explanation:
29% athletes are football players and 24% of the athletes are both football and basketball player.
Hence, (29 - 24) = 5% athletes are football player but not basketball player.
Similarly, (63 - 24) = 39% athletes are basketball player but not a football player.
Hence, the required probability is
.