Question
A car goes 20 metres in a second. Find its speed in km/hr ?
Answer: Option B
1 m/sec = $$\frac{18}{5}$$ km/hr
Car cover 20 metres in a second
∴ 20 m/sec = $$\frac{20 ×18}{5}$$ = 72 km/hr
Was this answer helpful ?
1 m/sec = $$\frac{18}{5}$$ km/hr
Car cover 20 metres in a second
∴ 20 m/sec = $$\frac{20 ×18}{5}$$ = 72 km/hr
Was this answer helpful ?
More Questions on This Topic :
Latest Videos
Latest Test Papers
Submit Solution