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Question
Which of the following is a composite number?
Options
23
29
32
none of these
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Solution
32
23 is not a composite number as it cannot be broken into factors.
29 is not a composite number as it cannot be broken into factors.
32 is a composite number as it can be broken into factors, which are 2 × 2 × 2 × 2 × 2.
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