x=90 times (0.83334)= 108. Now subtract the given mileage so: 108-90=18. The total miles he needs to travel is 18. 18 is how many miles Bob has left to travel.
Answer:
18 miles
Step-by-step explanation:
90 ÷ 83 1/3 • 100 = 108
108 - 90 = 18
18 miles