Without stoppages a train travels a certain distance with an average speed of 60 kmph and with stoppages it covers the same distance with an average speed of 20 kmph. What is the time in minutes per hour for which train stops?	Pick:  A) 30 min/hr  B) 35 min/hr  C) 40 min/hr  D) 45 min/hr  E) 50 min/hr
Pick a smart number for the distance. lets say L40 min/hrM 60   Without = 60/60= 
<gadget id="calculator">60/60</gadget>
<output>1</output>
1 hours   With= 60/20= 
<gadget id="calculator">60/20</gadget>
<output>3</output>
3 hours   So in a trip of 3 hours, 2 hour is spent in stoppages   Hence, 120/3= 40 min/hr on stoppages   Answer : 40 min/hr
<result>C</result>
Without stoppages a train travels a certain distance with an average speed of 60 kmph and with stoppages it covers the same distance with an average speed of 20 kmph. What is the time in minutes per hour for which train stops?