a person is standing on a scale placed on the floor of an elevator. at time t1, the elevator is at rest and the reading on the scale is 500n. at a later time t2, the person is still standing on the scale and the reading on the scale is 400n . based on the scale readings, which of the following statements about the motion of the elevator could be true at time t2?

Little's law can be applied to any part of the store, such as a particular department or the checkout lines. the store owner determines that, during business hours, approximately 84 shoppers per hour make a purchase and each of these shoppers spend an average of 5 minutes in the checkout line. at any time during business hours, about how many shoppers, on average, are waiting in the checkout line to make a purchase at the good deals store?