Answer:
95.1 miles
Explanation:
If one unit equal to one mile
Then,
Gas Station with 3.8 units = 3.8 miles
Byron's house with 88 units = 88 miles
Market with 3.3 units = 3.3 miles
Total miles travelled from Byron's house to gas station and then to market =3.8+88+3.3= 95.1 miles