A market research group conducted a survey of 1000 consumers and | Filo
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Class 11

Math

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A market research group conducted a survey of 1000 consumers and reported that 720 consumers like product A and 450 consumers like product B. what is the least number that must have liked both products?

Solution: Solution: Here, Number of consumers those like product A
Number of consumers those like product B
Number of elements in universal set
We know,
Also,
So, the least number of consumers those like both products
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