Parallelogram or not ?

Passengers usually start to board their flights 1 hour before the scheduled take off time. the gate will be closed 15 minutes before the takeoff time. jack’s plane is scheduled to take off at 12: 05 a.m. if he arrives at the gate at 11: 45 p.m., can he board the flight?

If eh = hg and hg=16, find the diameter of k

According to the data set, where should the upper quartile line of the box plot be placed?