40 persons like apple. 7 like orange and mango dislike apple. 10 like mango and apple and dislike orange. 3 like all. How many people like apple?  Choose the correct choice from the following answers
A) 47	B) 46	C) 54	D) 58	E) 62
orange+mango-apple=7   mango+apple-orange=10   apple=40   orange+mango+apple=3   40+10+3-7= 
<gadget id="calculator">40+10+3-7</gadget>
<output>46</output>
46 like apple   ANSWER:46
<result>B</result>
40 persons like apple. 7 like orange and mango dislike apple. 10 like mango and apple and dislike orange. 3 like all. How many people like apple?