A 600 m long train crosses a tree in 60sec, how much time will It take to pass a platform 450 m long?  Choose the correct choice from the following.
A) 288 B) 190 C) 188 D) 188 E) 105
L = S*T   S= 600/60= 
<gadget id="calculator">600/60</gadget>
<output>10</output>
10 m/Sec.   Total length (D)= 1050 m   T = D/S   T = 1050/10= 
<gadget id="calculator">1050/10</gadget>
<output>105</output>
105 Sec   Answer:105
<result>E</result>
A 600 m long train crosses a tree in 60sec, how much time will It take to pass a platform 450 m long?