A wheel rotates 20 times every minute and moves 15 cm during each rotation. How many metres does the wheel move in one hour?  Choose the correct option
A) 6 metre  B) 18 metre  C) 180 metre  D) 1200 metre  E) 130 metre
Number of times wheel moves in 1 hour = 12 * 60 = 1200   :. Distance moves = (1200*15)= 
<gadget id="calculator">(1200*15)</gadget>
<output>18_000</output>
18000 cms   In metres= 180 metre   ANSWER:180 metre
<result>C</result>
A wheel rotates 20 times every minute and moves 15 cm during each rotation. How many metres does the wheel move in one hour?