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### Grade 8 - Mathematics4.51 Sets and Relations Review Test

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### Grade 8 - Mathematics4.51 Sets and Relations Review Test

 Q 1: A = {10,20,30} and B = {20,40,60} then find A - B.{10,20,30,40,60}{10,20,30}None of these{10,30} Q 2: Q = {1,2}, Find out the number of subsets.234 Q 3: If A = {1,2,3,4} and B = {x}, the find A X B.{(1,x), (2,x), (3,y), (4,x)}{(1,x), (2,x), (3,x), (4,x)}{(1,x), (2,y), (3,x), (4,x)}{(1,x), (2,x), (x,3), (4,x)} Q 4: If U = {2,3,5,7,11} and A = {1,3,5,7} Then find Ac.{1,2,3,5,11}{2,3,5,7,11}{2,7,11}{2,11} Q 5: A = {2,4,6,8}, B = {3,6,9} and C = {4,8,12} Find A È (B È C).{2,3,4,5,6,8,9,12}{2,3,4,6,8,9,10,12}None of these{2,3,4,6,8,9,12} Q 6: Two sets are equal if and only if they have the same elements. Example: A = {1,2,3} and B = {1,2,3}TrueFalse Q 7: A = {8,16,24} and B = {16,24,32} then find A - B.{16}None of these{8}{32} Q 8: If (1,2) ___ (1,2), choose appropriate symbol.¹= Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!