allery156, 312 আৰু 195 ৰ HCF হ'ল:
A3
B39
C78
D13
Answer & Solution
Correct answer: B. 39
1. 156 = 2^2 x 3 x 13, 312 = 2^3 x 3 x 13, 195 = 3 x 5 x 13.
2. সাধাৰণ উৎপাদকসমূহ হ'ল 3 আৰু 13।
3. HCF = 3 x 13 = 39।
_Source: RRB Group D CEN-02/2018 PYQ, Q.64._
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