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the boys of a school can be arranged in 12,15 and 18 equal rows and also into a solid a square.what is the leat number of boys that the school can have ? (hint find the lcm)
15 years ago

Answers

Damon
The hint really gives you the answer.
12 = 3*2*2
15 = 3*5
18=3*3*2
so least common multiple is 3*3*5*2*2 = 180

12 rows of 15
15 rows of 12
10 rows of 18
15 years ago
word problem related to square root
900
14 years ago

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