Answer:
85-89
Step-by-step explanation:
Bob = 6km/h, Joe = 4km/h
Bob walked 6km/h after 3 hours = 18 kmJoe walked 4km/h after 3 hours = 12 km
Finally, their distance is 30 km.
1. 1
2. 10
3. 12
19.8
Since 3.3*6 is 19.8.