1.

What is the least common multiple of 16, 40 and 64?1). 2562). 3203). 3844). 512

Answer»

FACTORIZING each number,

⇒ 16 = 2 × 2 × 2 × 2

⇒ 40 = 2 × 2 × 2 × 5

⇒ 64 = 2 × 2 × 2 × 2 × 2 × 2

The least COMMON MULTIPLE of 16, 40 and 64 = 2 × 2 × 2 × 2 × 2 × 2 × 5 = 320


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