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