Respuesta :

drew5000

Answer:

The answer is 7 miles

Step-by-step explanation:

2/3 × 21 = 14

21-14 = 7
The answer is 10.5 miles because if 2/3 is 21 then 1/3 would be half of that which is 10.5 miles, and since there is only 1/3 left of the trip then he has to travel 10.5 more miles