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Question No.6

Use the following information to answer the next question. 

Three sets, A,B, and C, are defined as 

A={x:x=5n, n N and N<6}
B= {y:y=3n+1, n N, and n 8}
C= {z:z=6n-2, n N, and n 4}

Which set is equal to the set A- (B C)?

A. {5,15,20}
B. {5,15,20,25}
C. {4,5,15,16,22,25}

 

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