math
posted by alexi .
at breakfast buffet, 93 people chose coffee for there beverage and 47 people choe juice. Twentyfive people chose both. Each person chose at least one of these beverages. how many visted the buffet

math 
Reiny
Number(A or B) = Number(A) + Number(B)  Number(A and B)
= 93 + 47  25
= .....
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