In a sports club with 80 members, 48 play badminton and 46 play tennis and 7 do not play either. How many members play both badminton and tennis?  Choices:	A) 23	B) 21	C) 20	D) 26	E) 27
48+46= 
<gadget id="calculator">48+46</gadget>
<output>94</output>
94   but where as total number is   80-7= 
<gadget id="calculator">  80-7</gadget>
<output>73</output>
73   therefore answer is   94-73= 
<gadget id="calculator">  94-73</gadget>
<output>21</output>
21   Hence Answer is 21
<result>B</result>
In a sports club with 80 members, 48 play badminton and 46 play tennis and 7 do not play either. How many members play both badminton and tennis?