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What is the HCF of 24 and 36 using prime factorisation?

Class 10Fundamental Theorem of ArithmeticNumber Systems

A13
B11
C24
D12

Step-by-Step Solution

24 =

2^{3} \times 3, 36 = 2^{2} \times 3^{2}

. HCF =

2^{2} \times

3 = 12 (lowest powers of common primes).

Answer: D) 12

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