28 students are badminton club members only.
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2 students are in computer club only.tvb now,tvbnow,bttvb7 Q4 L: v9 B0 f6 Z0 ~
1 Y3 L, k/ h9 A+ L12 students are in both badminton and computer club.
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" i! @' x) b1 k* m, i$ V; ~" rtherefore 28+2+12+6=48 |