IBPS Government Jobs Exams Numerical Ability Time Distance and Speed

Two train of equal length cross a pole in 7 sec and 9 sec respectively. If sum of length of train is 1260 m then find out difference between speed of both trains? (1)12m/s (2) 15m/s (3) 18m/s (4) 20m/s (5) 17m/s

Read Solution (Total 2)

when distance is equal nothing but constant so
t|7 9|
there fore s|9 7|
9p=
4 years agoHelpfull: Yes(1) No(1)

20m/s(4)

1260/2=630

630/7=90; 630/9=70

90-70=20
4 years agoHelpfull: Yes(0) No(0)

IBPS Other Question

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