THE DISTANCE BETWEEN EXIT 12 AND EXIT 13 IS 2.7 MILES. THE DISTANCE BETWEEN EXIT 13 AND EXIT 14 IS .9 MILES FARTHER THAN THE DISTANCE BETWEEN EXIT 12 AND 13. THE DISTANCE BETWEEN EXIT 13 AND 15 IS 6.8 MILES FARTHER THAN THE DISTANCE BETWEEN 12 AND 14. THE DISTANCE BETWEEN EXIT 14 AND EXIT 15 IS HOW MANY MILES?

2 answers

12 .......... 13 ......... 14 ............15
---- 2.7 ----- 3.6 ------ x -----

given: from 12 to 14 -----> 6.3
given: from 13 to 15 ----> 6.3+6.8 = 13.1

total = 2.7 + 3.6 + x
2.7 + 3.6 + x = 6.3 + 13.1 - 3.6
x + 6.3 = 15.8
x = 9.5
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