A train travels 225 km in 3.5 hours and 370 km in 5 hours.find the average speed of train.	Pick one.
A) 80 kmph  B) 60 kmph  C) 70 kmph  D) 90 kmph  E) None of these
As we know that Speed = Distance / Time   for average speed = Total Distance / Total Time Taken   Thus, Total Distance = 225 + 370= 
<gadget id="calculator">225 + 370</gadget>
<output>595</output>
595 km   Thus, Total Speed= 8.5 hrs   or,Average Speed = 595/8.5   or, 70kmph.   ANSWER:70 kmph
<result>C</result>
A train travels 225 km in 3.5 hours and 370 km in 5 hours.find the average speed of train.