alleryਦੋ ਸਕਾਰਾਤਮਕ ਪੂਰਨ ਅੰਕ 5:7 ਅਨੁਪਾਤ ਵਿੱਚ ਹਨ ਅਤੇ ਉਹਨਾਂ ਦਾ LCM 420 ਹੈ। ਉਹਨਾਂ ਦਾ HCF ਲੱਭੋ।
A6
B10
C12
D14
Answer & Solution
Correct answer: C. 12
ਪੂਰਨ ਅੰਕਾਂ ਨੂੰ 5k ਅਤੇ 7k ਦੇ ਰੂਪ ਵਿੱਚ ਲਿਖੋ;
ਉਹਨਾਂ ਦਾ LCM ਹੈ 35k = 420, ਤਾਂ k, ਉਹਨਾਂ ਦਾ HCF, ਹੈ 12।
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