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Class 10MathematicsReal NumbersHCF and LCM using prime factorisationEasyLevel 10
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What will be the LCM of the co-prime numbers (8) and (15)?

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Answer and explanation

Correct answer: (120)

Step 1: (8=2^3) and (15=3\times5). Step 2: They have no common prime factor. Step 3: The LCM of co-prime numbers is their product, so (8\times15=120).

Related tags

Real-NumbersLcmCo-Prime

Frequently asked questions

What is the correct answer to this question?

(120)

Why is this the correct answer?

Step 1: (8=2^3) and (15=3\times5). Step 2: They have no common prime factor. Step 3: The LCM of co-prime numbers is their product, so (8\times15=120).

Which subject and chapter does this question cover?

This is a Class 10 Mathematics question. Chapter: Real Numbers. Topic: HCF and LCM using prime factorisation.

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