answer and formulas please

may nahaha 1 + 45 kq girl runs at 40 w/s & jumps out a stationary , raft . Immediately after the jump the raft and the girl move at the speed of 3. 8 the mass of the raft 4 kg 2021 kg 15 the kg An SUN of mass 1800 kq travels east at so kiln PDF Simultaneously, a 1200 kq midsize car travels mouth at 40 kin. the two vehicles collide at the intersection DOCX and move as single body. the find common velocity DOCX is directed 1800 kg - 50 ku/ u 32 3.2 Mc of e MacBook Pro XLSX 28 H of east 1 1200 kg -62 H afe 39 n of e 51 n ofeIs A rocket expel's cookg gas in one minute at an exhaust of 2000 me. the average force experted on the rocket by the esc jet propulsion system is equal to I 2 . 0 x 10 Z 7. 2 x 10 7 6 1. 4 + 10 # H 2. 6 X10 th 1 - 2X 10 # N del