Question

was
A 10 m long truck enters one end of a 170 m
long tunnel and exits through the other end after
14.4 seconds. What was the speed of the truck
in km/h?
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Answer 1

Answer:

(170+10)/14.4

12.5

12.5*18/5

45

Answer 2

Answer:

The speed of the truck was 12.5 m/s.

Explanation:

Total Distance = 170 m + 10 m = 180 m

Time taken = 14.4 seconds

Speed = Distance / Time

= 180 m / 14.4 s = 1800 m / 144 s

= 12.5 m/s = 45 km/hr. (ans).

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