A school in Bhopal has 200 students. The Venn diagram shows how many attend dance, music and painting classes. How many students attend none of the three classes?
Competition practiceVenn Diagrams
A51
B44
C37
D87
Step-by-Step Solution
At least one class =38+45+30+14+10+12+7=156. None =200−156=44. (Leaving out the centre 7 gives 51.)
Answer: B) 44
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