Question

The LCM of smallest two digit composite number and smallest composite number is a) 12 b) 4 c) 20 d) 44

Answer 1

The LCM of smallest two digit composite number and smallest composite number is 20.

Step-by-step explanation:

• Smallest Two digit number is 10.
• Smallest composite number is 4.

• Now taking the L.C.M of both these numbers.

• L.C.M = 10×2 = 20

Therefore, The LCM of smallest two digit composite number and smallest composite number is 20.

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Answer 2

The LCM of smallest two digit composite number and smallest composite number is "c) 20".

Step-by-step explanation:

The smallest two digit number = 10 and

the smallest composite number = 4

To find, the LCM of smallest two digit composite number and smallest composite number = ?

The LCM of 10 and 4

The factor of 4 = 1 and 2

The factor of 10 = 1, 2 and 5

∴ L.C.M of 10 and 4 = 10 × 2 = 20

Hence, the LCM of smallest two digit composite number and smallest composite number is "c) 20".