In a marketing survey involving 1,000 randomly chosen people,it is found that 660 use brand P,440 use brand
Q,and 220 use both brands.How many people in the survey use brand P and not brand Q?

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The Answer of In a marketing survey involving 1,000 randomly chosen people,it is found that 660 use brand P,440 use brand
Q,and 220 use both brands.How many people in the survey use brand P and not brand Q?

In a Marketing Survey Involving 1,000 Randomly Chosen People,it Is