Respuesta :

8 Lines = 21.92
So to figure out 1 lane you just divide 21.92 with 8

1 Line = 2.74

9 Lines = 21.96
Divide 21.96 by 9

1 line = 2.44

Now the question asks how much wider is each lane so now just subtract 2.74-2.44


2.74-2.44 = 0.30

0.30 is the answer

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