Grade 8 - Mathematics 4.51 Sets and Relations Review Test

Q 1: A = {2,4,6} and B = {2,4,6,8} then find A Ç B. {2,4,6} {2,4,6,8} None of these

Q 2: n(A) = 6 and n(B) = 3 and n(AÇB) = 5 find n(AÈB) 7 4 5 6

Q 3: If A = {2,4,6,8,10,12} and B = {a,e,i,o,u}, then find the number of ordered pairs in A X B. 30 15 11 16

Q 4: If (a,b) = (b,a) then a ____ b, choose appropriate symbol. = ¹

Q 5: If A = {a,e,i,o,u} and B = {y}, the find A X B. {(a,y), (e,y), (i,y), (o,y), (y,u)} {(a,y), (e,y), (i,y), (o,y), (u,y)} {(a,x), (b,x), (c,x), (d,x)} {(1,a), (2,a), (3,a), (4,a)}

Q 6: A = {1,2,3,4,5} and B = {2,4,6} then find A Ç B. None of these {2,4} {2,4,6} {1,2,3,4,5,6}

Q 7: A is a set of natural numbers. A = {.....-3,-2,-1,0,1,2,3,.....} A = {0,1,2,3,4,5,.....} A = {1,2,3,4,5,........}

Q 8: n(A) = 10 and n(B) = 5 and n(AÇB) = 4 find n(AÈB) 11 16 8 12

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