##### Need math help: how many consumers participating?

label Mathematics
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In a survey of 122 consumers conducted in a shopping mall, 82 consumers indicated that they buy brand A of a certain product, 71 buy brand B, and 46 buy both brands. How many consumers participating in the survey buy only brand A?
 A. 35 consumers B. 17 consumers C. 87 consumers D. 36 consumers E. 51 consumers F. 56 consumers
Nov 15th, 2015

Those that buy A = 82 consumer

Those that buy B = 71 consumers

Those that buy both = 46 consumers

Those that buy A alone = 82 - 46 =  36 consumers =D

Nov 15th, 2015

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Nov 15th, 2015
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Nov 15th, 2015
Sep 26th, 2017
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