Help with 3,4,5

3. A ball is thrown straight up into the air with a velocity of +23.5 m/s. After 4.5 s, the velocity of the ball is to smil end onnud . 2\\m A) -44.1 m/s Finplew B) -20.6 m/s WASI (A C) +44.1 m/s M SEX (8 D) +20.6 m/s M 808 () 4. If an object starts from rest and rolls down an inclined plane a distance of 3.1 m in 0.95 s, then the object's acceleration is A) 5.16 m/s2 Jibolev insJenoo s is paivom Ji q9ed of boow to xbold B) 9.81 m/s2 5 >bold eris nsewded nobel to Insimeon odd al 16W C) 6.87 m/s2 $8.0 (A D) 4.65 m/$2 S.TO 5. Garrett runs down a hallway due north 80.0m, then turns, and runs down another hall due west for 20.0m. What is his displacement? "A) 100mivom s m sisse del s no ebnste N 0at paidpiew inabuja A B) 100m northwest enibest art insmegxs edd enhub iniog sno JA C) 82.4m/ ers to holdon bru judds abath ed nso sone eini 1andW D) 82.4m [14. W of N] warwebiswou paid61919306 21 1016Val5 anT (A ase Doc Evals ONT 19