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A line segment of length 20 cm is divided into three parts in the ratio 1 : 2 : 3. Find the length of each part.

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Answer:

x + 2x + 3x = 20

6x = 20

x = 3 1/3 cm, so 2x = 6 2/3 cm and

3x = 10 cm

The lengths are 3 1/3 cm, 6 2/3 cm, and 10 cm.

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