A train 325 m long passed a pole in 25 sec. How long will it take to pass a platform 900 m long? Answers:  A) 76 sec  B) 94 sec  C) 87 sec  D) 75 sec  E) 96 sec
Speed = 325/25= 
<gadget id="calculator">325/25</gadget>
<output>13</output>
13 m/sec.   Required time= (325 + 900)/13   = 94 sec.   Answer:94 sec
<result>B</result>
A train 325 m long passed a pole in 25 sec. How long will it take to pass a platform 900 m long?