Question : Convert 1.3 kilometres per hour into metres per second.

Option 1: $\frac{13}{36}$ m/s

Option 2: $\frac{11}{54}$ m/s

Option 3: $\frac{14}{48}$ m/s

Option 4: $\frac{13}{65}$ m/s

Question : A car moves through 20 m in 3 minutes and the next 50 km at a speed of 100 km/hr. What is the approximate average speed of the car?

Option 1: 22.38 m/s

Option 2: 20 m/s

Option 3: 25.26 m/s

Option 4: 26.28 m/s

Question : A train moves at a speed of 30 m/s and crosses a bridge of length 650 metres in 50 seconds. What is the length of the train?

Option 1: 1000 m

Option 2: 900 m

Option 3: 850 m

Option 4: 750 m

Question : An object travels 20 m in 5 seconds and then another 25 m in 10 seconds. What is the average speed?

Option 1: 4 m/s

Option 2: 2 m/s

Option 3: 3 m/s

Option 4: 5 m/s

Question : A train 200 metres long, is running at a speed of 20 metres per second. In how much time (in seconds) it will cross a bridge of length 400 metres?

Option 1: 20

Option 2: 25

Option 3: 30

Option 4: 60