1. A tourist with a weight of 1246 N is riding in a lift to the top of the Empire State Building in New York City.  On his back he has a backpack full of  ‘I Love New York’ souvenirs, with a total weight of 352 N.  The lift is moving vertically upwards at a constant speed of $6.1m{s}^{-1}$ , and the tourist is standing still on the horizontal floor of the lift waiting for it to reach the top. 

State, with a reason, the magnitude and direction of the total normal reaction force exerted on the tourist by the floor of the lift.