Question
Mathematics Question on Mensuration
The radius of the wheel of a vehicle is 35m. The wheel makes 10 revolutions in 6 seconds. The speed of the vehicle is :
A
70 km/hr
B
13.2 km/hr
C
17.5 km/hr
D
20 km/hr
Answer
13.2 km/hr
Explanation
Solution
The correct option is (B):13.2 km/hr.