SOLUTION: . in a class of 30 students,17 play football, 15 play volleyball 12 play rugby 9 play only football 6 play only volleyball and 3 play only rugby. If all the pupils play at least on

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Question 1123190: . in a class of 30 students,17 play football, 15 play volleyball 12 play rugby 9 play only football 6 play only volleyball and 3 play only rugby. If all the pupils play at least one of the three games, find the number of students who play only volleyball and display in the information on a venn diagram

Answer by ikleyn(52776) About Me  (Show Source):
You can put this solution on YOUR website!
.
Given 
In a class of 30 students,17 play football, 15 play volleyball, 12 play rugby, 
9 play only football, 
6 play only volleyball              <<<---=== 
and 3 play only rugby. 
If all the pupils play at least one of the three games,

Find 
Find the number of students who play only volleyball 
and display in the information on a venn diagram


Above I placed what is given and what the problem is asking for. 

It asks "Find the number of students who play only volleyball".


The answer is exactly in the line of the condition which I marked as " <<<---=== " .
I repeat it here again: 

          "6 play only volleyball".

Did I answered the major question ?