An airplane is flying at a bearing of 142 degrees with an airspeed of 340 kilometers per hour. because of the wind, it’s ground speed is and direction are respectively 325 kph and 137 degrees. find the direction and speed of the wind.

Margie is practicing for an upcoming tennis tournament. her first serve is good 20 out of 30 times on average. margie wants to know the estimated probability that her first serve will be good at least four of the next six times she serves. how could she design a simulation for this scenario?