07-08-2019, 01:35 PM
IBPS RRB Officer Scale I Preliminary Exam Solved Question Paper held on 04.11.2016... Get it free from the link below
1.   A boat takes n total time of 12 hours to travel 105 km upstream and the same distance downstream. The speed of the boat in still water is six times the speed of the current. What is the speed of the boat in still water?
(in km/h)
(1)12(2)30 (3)18 (4)24(5)36
2.   The sum of n series of five consecutive odd numbers is 195. The second lowest number of this series is 5 loss than the second highest number of another series of
 five consecutive even numbers. What is 40% of the second highest number of the series of consecutive even numbers?
(1)Â Â Â 16.8
(2)Â Â Â 18.8
(3)Â Â Â 19.4
(4)Â Â Â 17.6
(5)Â Â Â 16.4
1.   A boat takes n total time of 12 hours to travel 105 km upstream and the same distance downstream. The speed of the boat in still water is six times the speed of the current. What is the speed of the boat in still water?
(in km/h)
(1)12(2)30 (3)18 (4)24(5)36
2.   The sum of n series of five consecutive odd numbers is 195. The second lowest number of this series is 5 loss than the second highest number of another series of
 five consecutive even numbers. What is 40% of the second highest number of the series of consecutive even numbers?
(1)Â Â Â 16.8
(2)Â Â Â 18.8
(3)Â Â Â 19.4
(4)Â Â Â 17.6
(5)Â Â Â 16.4