Question

I will fan and medal!!!!

In a marketing survey involving 1,000 randomly chosen people, it is found that 630 use brand P, 420 use brand Q, and 210 use both brands. How many people in the survey use brand P and not brand Q?

Answer choices:
210 people
420 people
630 people
none of these

is it 420?

Answer 1

@acxbox22

Answer 2

p - pnq

Answer 3

in other words, just remove from p all of the stuff that it has in common with q

Answer 4

630-210 is 420 yes

Answer 5

thank you very much @amistre64

Answer 6

youre welcome