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A motorcycle travels along a straight road 200 m east then 50 m west. Find the displacement of the motorcycle.

Shane walks 5 km in 2 hours. Determine her speed in walking

Trina walks at a speed of 4 kmph. How much time does she take to walk a distance of 20 km?


45 A car accelerates from rest to a speed of 10 m/s in 20 second. what is the acceleration of the car?


Sagot :

Answer:

1. Ans. 250

2. Ans. 7

3. Ans. 24

4. Ans. 75

Step-by-step explanation:

200 + 50 = 250

5 + 2 = 7

4 + 20 = 24

45 + 10 + 20 = 75

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