The total bus fare was $2.10. what was the distance travelled when the fare is 0.90 for first 1/3 km and 0.10 for each 1/8 additional kilometer

Answer 1

$2.10 - $0.90 = $1.20

1.20 / 0.1 = 12

12 / 1/8 = 1 1/2

1 1/2 + 1/3 = 1 3/6 + 2/6 = ?? km