Asked by Edobor Oshio king roy
50 students were asked what they did last night 16 said they read a book 41 said they watched television. If 7 said they did neither how many did both hence draw the Venn diagram with shown working
Answers
Answered by
oobleck
sorry - no diagrams here
But if x did both, then
16+41-x = 50-7
But if x did both, then
16+41-x = 50-7
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