The percentage of people going to Yunnan is: 30 ÷100×100% = 30%;
(2) The number of people going to Jiuzhaigou in the bar chart is 20.
The probability of drawing a route to Jiuzhaigou is: 20 ÷100 =15;
(3) The tour price to Yunnan is X yuan/person.
30x 1600×50+30x+ 1000×20 = 38。
X=2？ 000 is the solution of the original equation.
The price of the tour route to Yunnan is 2? 000 yuan/person.