Question : The least common multiple of 210, 336 and 504 is:
Option 1: 5040
Option 2: 3360
Option 3: 2100
Option 4: 4560
Correct Answer: 5040
Solution : The least common multiple of 210, 336 and 504 is: 210 = 2 × 3 × 5 × 7 336 = 2 × 2 × 2 × 2 × 3 × 7 504 = 2 × 2 × 2 × 3 × 3 × 7 LCM = 2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 = 5040 Hence, the correct answer is 5040.
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