Online Test on Sets(10th Class)

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Prepared by Basa Raja Gopal SA(Math), ZPHS Kathalapur, Jagtial Dist.

If A={1,3,5,7,9} and B={0,2,4,6} then n(B-A)=...................... *

1 point

A = { a,b,c,d,e,f } and B = { a,e,i,o,u } then B - A =............. *

1 point

{ b,c,d,f }

{ i,o,u }

{ b,c,d }

{ a,e }

If A = { a,b,c,d } then number of subsets having A are..................... *

1 point

If A⊂B then which of the following is False? *

1 point

AUB=B

A∩B=A

A- B = ϕ

B-A=A-B

If A={x/x is an odd number and less than 15 } and B={x/x is a prime number and less than 16 } then which of the following is false? *

1 point

B - A = { 2,15 }

A∩B = { 3,5,7,11,13 }

A - B = {1,9 }

AUB = {1,2,3,5,7,9,11,13 }

If A={0,1,2,3,4} and B= {0,4,8} then which of the following is false? *

1 point

AUB = {0,1,2,3,4,8}

A∩B = {0,4 }

A - B = {1,2,3,8 }

B - A = { 8 }

If n(A)=7, n(B)=8 and n(A∩B)=5 then n(AUB)=............. *

1 point

If A={0,1,2,3,4,5} then n(A)=...................... *

1 point

If A={x/xϵ Z and -3 < x ≤ 2} then A=......................... *

1 point

{-2,-1,0,1}

{-2,-1,0,1,2}

{-3,-2,-1,0,1,2}

{-3,-2,-1,0,1}

If A and B are two disjoint sets then which of the following is false?( A and B are Non-empty sets) *

1 point

AUB = A

A-B = A

B-A = B

A∩B = ϕ

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