A train 160 m long passes a man,running at 6 kmph in the direction opposite to that of the train,in 6 seconds.The speed of the train is
Choose the correct choice from the following.
A) 54 kmph
B) 60 kmph
C) 66 kmph
D) 72 kmph
E) 90 kmph
speed of train relative to man: 160/6 * 18/5 km/hr   = 96 km/hr   let speed of train= x   therefore x+6 = 96   x= 96-6= 
<gadget id="calculator">96-6</gadget>
<output>90</output>
90 km/hr   ANSW90 kmphR:90 kmph
<result>E</result>
A train 160 m long passes a man,running at 6 kmph in the direction opposite to that of the train,in 6 seconds.The speed of the train is