A train 250 m long passed a pole in 25 sec. How long will it take to pass a platform 650 m long?	Choose the correct choice from the following choices:
A) 90 sec
B) 89 sec
C) 54 sec
D) 27 sec
E) 22 sec
Speed = 250/25= 
<gadget id="calculator">250/25</gadget>
<output>10</output>
10 m/sec.   Required time= (250 + 650)/10= 
<gadget id="calculator">(250 + 650)/10</gadget>
<output>90</output>
90 sec.   90 secnswer: 90 sec
<result>A</result>
A train 250 m long passed a pole in 25 sec. How long will it take to pass a platform 650 m long?