Respuesta :
Your answer is 8.16 miles. 2/3 times 7 + 1/2 times 7 = 8.166666666
2/3*7 = 17/3 =4 2/3 miles
1/2 *7 = 7/2 = 3 1/2 miles
4 2/3 + 3 1/2 = 4 4/6 + 3 3/6 = 8 1/6 miles total