alleryHCF(8, 12) = 4 দেওয়া থাকলে, 80 এবং 120-এর HCF কত?
A8
B40
C20
D4
Answer & Solution
Correct answer: B. 40
উভয় সংখ্যাকে 10 দ্বারা গুণ করলে HCF-ও 10 দ্বারা গুণিত হয়, যা দেয় 40।
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