CBSE BOARD XII, asked by praveen101056, 7 months ago

The strength of Students of grades VII, VIII, IX and X are 72, 120, 168, and 192. They should
stand in such a way that in a row only students of that particular grade. The number minimum
of rows they formed altogether is​

Answers

Answered by aviralkachhal007
10

\huge\bold{Question:-}

The strength of Students of grades VII, VIII, IX and X are 72, 120, 168, and 192. They should

stand in such a way that in a row only students of that particular grade. The number minimum

of rows they formed altogether is?

[tex]\huge\bold{Solution:-}[/tex

For finding this we have to find the LCM

Factors of 72 = 1,2,3,4,6,8,9,12,18,24,26,72

Factors of 120 = 1,2,3,4,5,6,8,10,12,15,20,30,40,60,120

Factors of 168 = 1,2,3,4,5,6,7,8,14,21,24,56,84,168

Factors of 192 = 1,2,3,4,6,8,12,16,24,32,48,64,96

LCM : 12

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