Teacher Xixi, who manages comprehensive mathematics, is 28 years old this year. In the online lecture on June 65438+1October 65438+March 2022, Teacher Xixi inadvertently said that she was born in June 1994. Through calculation, 2022- 1994 is equal to 28. So Xixi, the teacher in charge of comprehensive mathematics, is 28 years old this year. Comprehensive management mathematics refers to the mathematics part of 199 management comprehensive ability. Xixi is a well-known lecturer in 199 management mathematics.