Question 394174: An electronics store surveyed every 4th customer who came into the store for a week.
Of the 365 people who responded,
162 people watched movies on VHS tapes.
251 people watched movies on DVDs.
59 people watched movies both on VHS tapes and DVDs.
Create a Venn diagram to reflect the above data
i. Of those surveyed, how many watched only VHS tapes?
ii. Of those surveyed, how many watched only DVDs?
iii. Of those surveyed, how many watched VHS tapes or DVDs, but not both?
iv. Of those surveyed, how many watched VHS tapes or DVDs, or both?
Answer by ewatrrr(24785)   (Show Source):
You can put this solution on YOUR website!
Hi
i. Of those surveyed, how many watched only VHS tapes? 162-59 =103
ii. Of those surveyed, how many watched only DVDs? 251-59 = 192
iii. Of those surveyed, how many watched VHS tapes or DVDs, but not both? 295
iv. Of those surveyed, how many watched VHS tapes or DVDs, or both?
295 + 59 = 354 (Note: 365 - 354 = 11, watched neither)
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