1. The 150 Grade 7 students participated in school's Math Olympics. 64
students registered in Math Trail, 78 students registered in Amazing Race
and 28 students registered in both Math Trail and Amazing Race. How
many students registered in Math Trail only and in Amazing Race only?
Are there students who did not registered in both events, how many?
Answers & Comments
a) 36 students joined the math rail
b) 50 students joined the amazing race
c) yes. 36 students didn't join any events