UPSC NDA I 2015 Mathematics Solved Paper
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Question : 25 of 120
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If A = {x : x is a multiple of 3} and
B = {x : x is a multiple of 4} and
C = {x : x is a multiple of 12}, then
which one of the following is a null set?
B = {x : x is a multiple of 4} and
C = {x : x is a multiple of 12}, then
which one of the following is a null set?
[NDA I 2015]
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