Mr smiley face is trying to push a big box of money!! He weighs 250 lbs, and pushes purely horizontal on the box that weighs 510 lbs. The coeff of static friction between the surfaces is seen on the drawing. The question is a. Can Mr smiley face move the box? b. Does the box slip or tip? Ms = 55 u 3 ft BOX OF $$ 4 ft Ms=.35