A boy runs 200 metres in 30 seconds. What is his speed ? Options:
A) 20 km/hr  B) 24 km/hr  C) 30 km/hr  D) 32 km/hr  E) 34 km/hr
200/30 * 18/5= 
<gadget id="calculator">200/30 * 18/5</gadget>
<output>24</output>
24 km/hr   ANSWER:24 km/hr
<result>B</result>
A boy runs 200 metres in 30 seconds. What is his speed ?