A car goes 20 metres in a second. Find its speed in km/hr ?
A. 18 km/hr
B. 72 km/hr
C. 36 km/hr
D. 20 km/hr
Answer: Option B
Solution(By Examveda Team)
1 m/sec = $$\frac{18}{5}$$ km/hrCar cover 20 metres in a second
∴ 20 m/sec = $$\frac{20 ×18}{5}$$ = 72 km/hr
Related Questions on Speed Time and Distance
A. 48 min.
B. 60 min.
C. 42 min.
D. 62 min.
E. 66 min.
A. 262.4 km
B. 260 km
C. 283.33 km
D. 275 km
E. None of these
A. 4 hours
B. 4 hours 30 min.
C. 4 hours 45 min.
D. 5 hours
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