A box of 2.2 kg is pushed with a force of 35 N up a slanted ramp at an angle of 25 with the horizontal. If the coefficient of kinetic friction is 0.34, what is the box's acceleration? (if 8.7 m/s2 (if 6.5 m/s2 (3;. 14.5 m/s2 cf j) 12.1 W? (if 4.1 m/s2