Directions (1-7): Find the wrong number in the following numer series given below :
Q1. 5, 86, 174, 276, 399, 558, 736
(a) 276
(b) 736
(c) 558
(d) 86
(e) 399
Q2. 9, 4.5, 6.5, 14, 57, 457, 7313
(a) 4.5
(b) 57
(c) 457
(d) 9
(e) 7313
Q3. 1728, 998, 1511, 1167, 1384, 1260, 1323
(a) 998
(b) 1511
(c) 1323
(d) 1167
(e) 1260
Q4. 2.5, 60, 720, 4320, 12960, 19480, 14580
(a) 720
(b) 4320
(c) 12960
(d)19480
(e) 14580
Q5. 11.5, 34, 58, 85, 116.5, 154, 200
(a) 200
(b) 85
(c) 116.5
(d) 154
(e) 34
Q6. 810, 820, 832, 868, 1012, 1732, 6052
(a) 6052
(b) 810
(c) 868
(d) 832
(e) 1732
Q7. 1024, 350, 832, 508, 704, 604, 640
(a) 1024
(b) 640
(c) 704
(d) 350
(e) 50
Directions (8-15): In each of these questions, two equations (I) and (II) are given. You have to solve both the equations and give answer
(a) if x>y
(b) if x≥y
(c) if x<y
(d) if x ≤y
(e) if x = y or no relation can be established between x and y.
Q8. (i) 8x² + 18x – 11 = 0
(ii) 4y² + 17y + 15 = 0
Q9. (i) 3x² – 32x + 64 = 0
(ii) y² – 17y + 72 = 0
Q10. (i) 2x² + 8x – 24 = 0
(ii) y² + 13y + 42 = 0
L1Difficulty 3
Q11. (i) 2x² – 15x + 22 = 0
(ii) 3y² – 21y + 18 = 0
Q12. (i) x² – 30x + 144 = 0
(ii) y² – 50y + 624 = 0
Q13. (i). 2x² – 23x + 56 = 0
(ii). 3y² – 14y + 15 = 0
Q15. (i) 6x² – 17x + 10 = 0
(ii) 5y² – 28y + 15 = 0
Solutions
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