Download Railway RRB Group D OFFICER QUANTITATIVE APTITUDE Previous Papers with Answer Keys HELD ON 6-11-2016

6. 1 2 6 21 88 ?
1) 425
2) 475
3) 295
4) 445
5) 395

7. 19 20 16 25 9 ?
1) 45
2) 55
3) 59
4) 34
5) 81

8. 17 18 40 129 532 ?
1) 2785
2) 2685
3) 2885
4) 2775
5) 2875

9. A and B both start a small business with an investment of Rs 2500 and Rs 4000 respectively. At the end of a few months from the start of the business, A withdrew from the business completely. If the annual profit was divided between A and B in the ratio of 5 : 12, then after how many months from the start of the business did A leave the business?
1) Eight
2) Nine
3) Ten
4) Five
5) Four

Directions (Q.50- 54): In each question, two equations numbered I and II have been given. You have to solve both the equations and mark the appropriate option.

10.
I. 2x² + 7x + 5 = 0
II. 3y² + 5y + 2 = 0
1) x < y
2) x > y
3) x ≤ y
4) x ≥ y
5) x = y or no relationship can be established