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प्रश्न
Which prime factorisation correctly helps simplify `14/21`?
पर्याय
(2 × 7) / (3 × 7)
(2 × 5) / (3 × 5)
(2 × 3) / (7 × 2)
(2 × 7) / (2 × 3)
MCQ
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उत्तर
(2 × 7) / (3 × 7)
Explanation:
14 = 2 × 7 and 21 = 3 × 7.
Cancel the common factor 7; the result is `2/3`.
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