A train running at 1/3 of its own speed reached a place in 9 hours. How much time could be saved if the train would have run at its own speed?  Choose the correct choice from the following:	A) 8hrs	B) 10hrs	C) 12hrs	D) 15hrs	E) 6hrs
time taken if run its own speed = 1/3*9= 
<gadget id="calculator">1/3*9</gadget>
<output>3</output>
3 hrs   Time saved= 9 - 3= 
<gadget id="calculator">9 - 3</gadget>
<output>6</output>
6 hrs   Answer : 6hrs
<result>E</result>
A train running at 1/3 of its own speed reached a place in 9 hours. How much time could be saved if the train would have run at its own speed?