No.2A:- SETS AND OPERATIONS ON SETS (JHS) THEORY QUESTIONS

Only M and E — Maths and English Large clear numbers: 13 only M, 5 both, 10 only E Neither = 2 clearly shown outside Formula: n(M∪E) = 18+15-5 = 28 BECE Tricks: Both = Intersection = 5 Only M = M - Both = 13 Only E = E - Both = 10 Neither = Universal - (M∪E) = 2 Check: 13+10+5+2 = 30 ✓