Somebody help me pls A train traveled 550 km [N] from Toronto, then went 250 km [ N] , and finally went 200 km [S] , If the time for the whole trip is 12 hours calculates:
Show a complete solution with a correct vector formula.

1. The total distance traveled by the trainee.
2. The trainee average speed.
3. The train’s total displacement relative to Toronto.
Use mathematics method only
3. The trains average velocity.

Explanation:

1) 550 + 250 + 200 = 1000 km

2) 1000/12 = 83 km/hr

3) d = 550 + 250 - 200 = 600 km N

4) v = 600/12 = 50 km/hr

the word that best describes martin luther king jr.'s tone in the video is dignified

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