Quantitative Aptitude Quiz For IBPS RRB PO, Clerk Prelims 2021- 17th April

Directions (1-10): Given series follow a pattern, either the series correct or one of the numbers does not follow the pattern. You have to find out that number. If all number are correct than answer as series is correct.

Q1. 45, 44, 49, 39, 55, 30, 66
(a) 45
(b) 44
(c) 30
(d) 49
(e) Series is correct

Q2. 3, 9, 23, 99, 479, 2881, 20154
(a) 3
(b) 23
(c) 99
(d) 288
(e) Series is correct

Q3. 5, 3, 6, 7.5, 17, 45, 138
(a) 6
(b) 5
(c) 7.5
(d) 17
(e) None of these

Q4. 10, 12, 15, 22, 38, 70, 126
(a) 10
(b) 12
(c) 15
(d) 38
(e) 127

Q5. 2, 13, 27, 113, 561, 3369, 23581
(a) 2
(b) 13
(c) 113
(d) 3369
(e) 23581

Q6. 48, 26, 28, 44, 88, 227, 683
(a) 683
(b) 48
(c) 223
(d) 26
(e) 88

Q7. 280, 204, 264, 216, 252, 228, 240
(a) 280
(b) 264
(c) 240
(d) 228
(e) 204

Q8. 3600, 600, 120, 30, 10, 5, 2.5
(a) 3600
(b) 5
(c) 10
(d) 2.5
(e) 120

Q9. 4, 5, 10, 34, 94, 214, 424
(a) 424
(b) 5
(c) 214
(d) 4
(e) 10

Q10. 4, 6, 15, 49, 201, 1005, 6073
(a) 6073
(b) 6
(c) 201
(d) 4
(e) 1005

Direction (11-20): Simplify the given questions and find the exact value.

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