In a class of 30 learners,17 play football,15 play volleyball,12 play rugby,9 play volleyball only and 3 play rugby only. All learners play at least one of the 3 sports. Use a Venn diagram to find the number of learners who play only volleyball and rugby?
1 Answer
Feb 28, 2018
1
Explanation:
Since they all play at least one sport, the number of people who don't play football is
The "no football" category is divided in 3 categories :
So we have :