Number Series problems
- 1. What will come in place of the question mark (?) in the given question? 1.5 % of 4600 + 2.8% of 2000 - 109 = ?
Options- A. 32
- B. 28
- C. 12
- D. 16 Discuss
Correct Answer: 16
Explanation:
1.5 % of 4600 + 2.8% of 2000 - 109 = ? ? = 16
- 2. What will come in place of the question mark (?) in the given question? 120 % of 750 ÷ 25 - 16 = ? % of 1240 ÷ 31
Options- A. 25
- B. 30
- C. 20
- D. 45 Discuss
Correct Answer:
Explanation:
120 % of 750 ÷ 25 - 16 = ? % of 1240 ÷ 31 ? = 50
- 3. A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series. 12, 60, 240, 720, ?
Options- A. 1440
- B. 1420
- C. 1400
- D. 1460 Discuss
Correct Answer: 1440
- 4. What should come in place of question mark (?) in the following question? 600 + 300 ÷ 15 = ? × 31
Options- A. 18
- B. 25
- C. 40
- D. 20 Discuss
Correct Answer: 20
Explanation:
As per the BODMAS rule, Addition and subtraction can be treated on same priority (from left to right) when they are in consecutive order. 600 + (300/15) = ? × 31 600 + 20 = ? × 31 ? = 620/31 = 20
- 5. What should come in place of question mark (?) in the following number series? 1, 244, 163, 190, 181, ?,
Options- A. 188
- B. 198
- C. 221
- D. 184 Discuss
Correct Answer: 184
Explanation:
Given number series -1, 244, 163, 190, 181, ?,
The pattern is as follows
1 + 243 = 244
244 - 81 = 163
163 + 27 = 190
190 - 9 = 181
181 + 3 = 184
- 6. What should come in place of the question mark (?) in the following number series? 8, 6, 9, 23, ?
Options- A. 53
- B. 145
- C. 110
- D. 75 Discuss
Correct Answer:
Explanation:
Given number 8, 6, 9, 23, ?
The pattern of given series is:
8 x 1 - 2 = 6 6 x 2 - 3 = 9 9 x3 - 4 = 23 23 x4 - 5 = 87
- 7. What should come in place of question mark (?) in the following number series? 36, 18, 6, 3, 1, ?
Options- A. 0.25
- B. 1.5
- C. 0.5
- D. 0.75 Discuss
Correct Answer: 0.5
Explanation:
Given number series - 36, 18, 6, 3, 1, ?
The pattern is as follows: 36/2 = 18
18/3 = 6
6/2 = 3
3/3=1
1/2 = 0.5
- 8. What will come in place of the question mark (?) in the following number series? 18, 29, 42, 53, ?,77
Options- A. 66
- B. 64
- C. 71
- D. 65 Discuss
Correct Answer: 66
Explanation:
Given number series - 18, 29, 42, 53, ?, 77
The pattern is as follows - 18 + 11 = 29 29 + 13 = 42
42 + 11 = 53
53 + 13 = 66
66 + 11 = 77
- 9. In the following question, select the missing number from the given series. 23, 28, 34, 41, 49, ?
Options- A. 59
- B. 57
- C. 58
- D. 56 Discuss
Correct Answer: 58
- 10. In the following question, select the missing number from the given series.672, 666, 660, 654, ?
Options- A. 648
- B. 650
- C. 646
- D. 652 Discuss
Correct Answer: 648
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