A train covers a distance of 280 km in 4 hrs. What is its speed?  Answers:
A) 70 km/hr
B) 60 km/hr
C) 50 km/hr
D) 40 km/hr
E) 80 km/hr
Distance covered =280 km. Time taken =4 hrs. Speed =Distance/time =280/4= 
<gadget id="calculator">280/4</gadget>
<output>70</output>
70 km/hr. 70 km/hrnswer : 70 km/hr
<result>A</result>
A train covers a distance of 280 km in 4 hrs. What is its speed?