ILLUSTRATION 3
In the Mindworkzz club all the members participate either in the Tambola or the Fete. 320 participate in the Fete, 350 participate in the Tambola and 220 participate in both. How many members does the club have?
(a) 410
(c) 440
(b) 550
(d) None of these

The total number of people = 100 + 220 +130 = 450
Option (d) is correct.
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