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How to do this question plz answer​

How to do this question plz answer​-example-1

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Answer:

Explanation:

George: x

Alex: x + 12

Carl: 3(x+12)

3x+36+x+x+12= 68

5x + 48 = 68

5x = 20

x = 4; George's age

4 + 12 = 16; Alex's age

3(4+12)= 3(16)= 48; Carl's age

George to Alex: 4:16 = 1:4

Alex to Carl: 16:48= 1:3

George to Carl 4:48= 1:12

Carl to Alex: 48:16 = 3:1

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