Julie drives 100 mi to Grandmother's house. On the way to Grandmother's, Julie drives half thedistance at 41.0mph and half the distance at 76.0mph . On her return trip, she drives half the timeat 41.0mph and half the time at 76.0mph .
A) What is Julie's average speed on the way to Grandmother's house?
B) What is her average speed on the return trip?