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An army contingent of members is to march behind an army band of members in a parade. The two groups are to march in the same number of columns. What is the maximum number of columns in which they can march?

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HCF () is the maximum number of columns in which they can march.

Step 1: First find which integer is larger.


Step 2: Then apply the Euclid's division algorithm to and to obtain



Repeat the above step until you will get remainder as zero.

Step 3: Now consider the divisor 32 and the remainder 8, and apply the division lemma to get



Since the remainder is zero, we cannot proceed further.

Step 4: Hence the divisor at the last process is

So, the H.C.F. of and is

Therefore, is the maximum number of columns in which they can march.
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Question Text
An army contingent of members is to march behind an army band of members in a parade. The two groups are to march in the same number of columns. What is the maximum number of columns in which they can march?
Answer TypeText solution:1
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