Question
CIVICS > ELECTION_COMMISSION
1) Train A crosses a stationary train B in 35 seconds and a pole in 14 seconds with the same speed. The length of train A is 280 meters. What is the length of the stationary train B
A) 360 metersB) 480 meters
C) 420 metersD) None of the above
View Answer        RRB_stenographer_Red_Answer_key_2014
Answer : 420 meters

egin{aligned} frac{280+L}{35}=frac{280}{14}\ 280+L=left(frac{280}{14*35} ight)\ 280+L=700\ L=420\ end{aligned}



vidyashree Says on 15/08/2015 12:55:40 pm :

explanation about the problem please


suriya Says on 13/09/2015 12:12:06 pm :

please give me a answer for this problem


nihar Says on 29/09/2015 09:51:41 am :

Please explain


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