Question

Q.5 Single Choice
The odometer of a car records the given distances at the times given. The
average speed of the car between 2:00 p.m. to 4:00 p.m. is
Time (p.m.) Distance (km)
2:00. 360

3:00. 400

4:00. 450

​

Answer 1

Answer:

We come to know that,

in 1 hour it covers 40km

so, its speed is = 40km/hr

in next 1 hour it covers 50 km

so, its speed is = 50km/hr

now, its average speed is, v = (40 + 50)/2

v = 45 km/hr

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