IBPS Government Jobs Exams Numerical Ability Number System

If 1 is added to each even digit and 1 is subtracted from each odd digit in the number 624739854, then the sum of digits which is 4th and 5th from right and left respectively __.
A)11 B)9 C)13 D)10 E)8

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IBPS Other Question

A train of length 150 meters passes a pole in 15 seconds and another train of the same length travelling in opposite direction in 12 seconds. The speed of the second train would be :
A) 74.9 km/h B) 86.4 km/h C) 54.8 km/h D) 68.2 km/h E) None of these Rakesh drives from A to B by car at 90 km/h. He goes to C from B by bike at 60 km/h. The distance between A and C is 200 km, while the average speed between A and C is 75 km/h. What is the distance traveled by car?
A) 90 km B) 80 km C) 75 km D) 120 km E) 60 km