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Set A has 16 elements and set B has 37 elements. The union of sets A and B has 43 elements. How many elements are in the intersection of sets A and B?

 Nov 3, 2019
 #1
avatar+2482 
+2

Intersection of units:
 

(Set A + Set B) - union of sets = Intersection

 

Can you solve it from here?

 

If you can't, reply.

 Nov 3, 2019
 #2
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Im sorry calculstoeuser this is incorrect

Guest Nov 3, 2019
 #4
avatar+2482 
0

It actually is, 53 - 43 = 10

 

10 should be the answer.

CalculatorUser  Nov 3, 2019
 #3
avatar+105919 
+1

Here is how to do it.

Add it all up, put equal to 43.  then solve.

 

 Nov 3, 2019

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