Answer:
29
Step-by-step explanation:
First add up all of the passengers from the first flight. (17+12+24+8+11), which is 72. Then find the percentage of Jamaicans from those passengers, 24/72 = 0.33333333333%. Then find that percentage of 87 (or just multiply 0.33333333333 by 87, and you will get 29.