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qwelly [4]
3 years ago
11

there are 120 children standing in a line,every third gets a rubber, every fourth child gets ruler and every fifth gets a book.

in what position is the first child that gets all 3 items?​
Mathematics
2 answers:
Kaylis [27]3 years ago
8 0

Answer:

60th position is the first child that gets all 3 items

Step-by-step explanation:

Find the LCM of 3 , 5 and 4.

Least common multiple of 3 , 4 and 5 = 3 * 4 * 5 = 60

Goshia [24]3 years ago
7 0

Answer:

3,6,9,12,

4,8,12,16,

5,10,15,

in 60th position

60is the first number that can be divided by 60/3=20 60/4=15 60/5=12

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