Current location - Training Enrollment Network - Mathematics courses - 64 students subscribe to the newspaper: Math Newspaper: 28 students. Chinese newspapers 4 1 person. English newspaper: 20 people. Journal of Mathematics, Chinese
64 students subscribe to the newspaper: Math Newspaper: 28 students. Chinese newspapers 4 1 person. English newspaper: 20 people. Journal of Mathematics, Chinese
Nine people. I can't draw. Please draw three circles by yourself first. These three circles cross each other and have the same parts.

Judging from the picture, how many people ordered math and English? Is it 28+20- 12=36 people? * * * There are 64 students who subscribe to newspapers, and the number of people who only subscribe to languages is 64-36=28. There are 28 people, plus 10 who subscribe to mathematics and Chinese, and 12 who subscribe to English and Chinese, it becomes 50 people, 9 more than 4 1 person. The extra nine people are people who subscribe to all three newspapers.