Respuesta :

1yd=3ft...so 39ft=(39/3)=13yds

1mins =60seconds

13/60=0.22yds/secs

Answer:

0.216667

Step-by-step explanation:

1 yard= 3 feet

1 min = 60 seconds

Therefores

1 yd/ min= 180 ft/sec

39/ 180 = 0.216667 yd/s or