A train 180 m long passed a pole in 3 sec. How long will it take to pass a platform 330 m long?	Choices.
A) 5 B) 6 C) 7 D) 8 E) 9
Speed = 180/3= 
<gadget id="calculator">180/3</gadget>
<output>60</output>
60 m/sec.   Required time= (180 + 300)/60= 
<gadget id="calculator">(180 + 300)/60</gadget>
<output>8</output>
8 sec.   Answer:8
<result>D</result>
A train 180 m long passed a pole in 3 sec. How long will it take to pass a platform 330 m long?