A man throws a ball vertically upward with an initial speed of 20m/s. What is the maximum height reached by the ball and how long does it take to return to the point it was thrown?​

Mrs. smith does her daily chores. she walks 5 m to the laundry room and then turns around and walks -14 m to the kitchen. the whole process takes her 11 minutes. what was her average velocity for these events? (choose more than 1) a. 1.48 m/s b. 0.212 m/s c. -0.136 m/s d. -0.0075 m/s