In Committe A there are 8 people and in committe B , there are 7 people. There are 3 people who are in both of committees. Find the number of people who are only working in one of the groups.
9
12
14
15
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Finding member of one commitee
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parallel_chase
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Only A + only Bjawad wrote:In Committe A there are 8 people and in committe B , there are 7 people. There are 3 people who are in both of committees. Find the number of people who are only working in one of the groups.
9
12
14
15
Only A = A - both = 8-3 = 5
Only B = B - Both = 7-3 = 4
5+4 = 9
Hope this helps.
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