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प्रश्न
The HCF and the LCM of 12, 21, 15 respectively are ______.
पर्याय
3, 140
12, 420
3, 420
420, 3
MCQ
रिकाम्या जागा भरा
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उत्तर
The HCF and the LCM of 12, 21, 15 respectively are 3, 420.
Explanation:
12 = 2 × 2 × 3
21 = 3 × 7
And 15 = 3 × 5
∴ HCF = 3
And LCM = 2 × 2 × 3 × 5 × 7 = 420
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