Question

A marketing firm determined that, of 3 points
200 households surveyed, 80 used
neither Brand A nor B and B soap, 60
used only Brand A soap, and for every
household that used both brands of
soap, 3 used only Brand B soap. How
many
of the 200 households surveyed
used both brands of soap?
*
40
30
O 20
O 15​

Answer 1

Step-by-step explanation:

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