A bike goes 8 meters in a second. Find its speed in km/hr.

Correct option is B

Given:

Speed = 8 meters/second

Formula Used:

Speed in km/h = Speed in m/s $$\times \frac{18}{5}$$​​

Solution:

Speed in km/h;

​$$= 8 \times \frac{18}{5} = \frac{144}{5} = 28.8$$ km/h​