Respuesta :
1 hour = 3600 seconds
3 × 3600 = 10800
10800 yards per hour
1 mile = 1760 yards
10800 ÷ 1760 = 6.13
6.13 miles per hour
3 × 3600 = 10800
10800 yards per hour
1 mile = 1760 yards
10800 ÷ 1760 = 6.13
6.13 miles per hour