Question

an army contingent of 678 soldiers is to March behind an army band of 36 members in Republic Day parade the two groups are to be mass in same number of columns what is the maximum number of columns which day can March

Answer 1

The maximum number of coloums is the HCF of 2 numbers!!

Find HCF of 678 & 36


HCF = 6

Your answer is 6

Answer 2

hcf of 678 and 36
prime factors of 678 = 2×3×113
prime factors of 36 = 2×3×3×2

so,hcf is 2×3 =6

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