find the following set: B∩C

Question

If A={10,20,30,40,50}, B={10,20,40,60}, and C={20,30,40,60}, 

 

Answer 1

A={10,20,30,40,50}, B={10,20,40,60}, and C={20,30,40,60}, 

B  C  =  {10,20,40,60}  {20,30,40,60}, 

B  C  =   {20,40,60}

Answer :

B  C  =   {20,40,60}