A jet has a speed of 680 miles per hour in still air. If the plane flies directly north and encounters a 75 mile-per-hour wind blowing directly east, which is closest to the resultant speed of the airplane? A. 605.0 mph B. 675.9 mph C. 684.1 mph D. 755.0 mph

Respuesta :

So the problem ask to calculate the resultant speed of the airplane that has a speed of 680 miles per hour in still air and flies directly to north that is directly blown by the wind eastward by 75mph and the possible answer among the choices is letter A. 605.0 mph.