alleryयदि HCF(8, 12) = 4 है, तो 80 और 120 का HCF क्या है?
A8
B40
C20
D4
Answer & Solution
Correct answer: B. 40
दोनों संख्याओं को 10 से गुणा करने पर उनका HCF भी 10 से गुणा हो जाता है: 4 x 10 = 40।
Keep practising LCM and HCF
Browse all LCM and HCF questions for RRB NTPC, or explore more Mathematics topics.
Related questions
RRB NTPC · HCF and LCM CalculationsFind the Least Common Multiple (LCM) of the numbers 12 and 18:Find the Highest Common Factor (HCF) of 24 and 36:RRB NTPC · Find LCM of Number PairsFor a > b, common divisors of a and b are identical to common divisors of b andFor any positive integer a, what is the value of gcd(a, a)?How is the least common multiple of a and b computed using their GCD?Two positive integers are coprime or relatively prime if their GCD equals