1.) TFFTFT 2.) (a) 9.8m (b) 2.02s (c) 4.2m 3.) (a) 0.62m/s (b) 3.92m 4.) (a) 102s (b) -27m (downstream) (c) 92s 5.) (a) FN, fs,k, FA, W (b) 127N (c) 167N (d) 1.67m/s2 6.) (a) 81.8mph (b) 126N, 84%