What is the smallest number that is divisible by 3, 4, 5, and 7?

Type: MCQ • Marks: 1

A. 210

B. 105

C. 420

D. 840

Explanation

Since 3, 4, 5, 7 are pairwise co-prime, LCM = 3 × 4 × 5 × 7 = 420.

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Class 7th Ganita Prakash 2

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