NUMBER SERIES FOR ALL COMPETITIVE EXAM 14 JANUARY 2017
Daily quiz 0 CommentsNUMBER SERIES QUESTION FOR IBPS/SBI PO/CLERK, LIC, SSC GD, RRB BANK, RRB AND ALL OTHER EXAM.
NUMBER SERIES
1. 13, 17, 23, ?
Solution- 129 , series of prime number.
2. 199, 191, ?, 179, 163
Solution- 181 , series of prime number.
3. ?, 440, 483, 528, 575
Solution – 399,
20² – 1 = 399, 21² – 1 = 440…..
4. 2,024, ?, 624, 224, 24
Solution- 1,224
45² – 1 = 2,024, 35² – 1 = 1,224, 25² – 1 =624….
5. 28, 126, 344, 1,332, ?
Solution- 2,198
1 subtract from Cube of prime number
3³ – 1 = 28, 5³ – 1= 126…..13³ – 1 = 2,198
6. 2,184, 4,896, 6,840, ?, 24,360
Solution- 12,144
13³ – 13 = 2,184, 17³ – 17 =4,896….23³ – 23 = 12,144
7. 1,331, ?, 2,197, 2,744, 3,375
Solution- 1,728
11³, 12³…
8. 50, 250, 1,250, ?, 31,250
Solution- 6,250
10 × 5 = 50, 50 × 5 = 250….1,250 × 5 = 6,250
9. 8, 20, 50, ?, 312.5
Solution- 125
8 × 5/2 = 20….50 × 5/2 = 125
10. 300, 275, 250, 225, ?
Solution- 200
300 – 25 =275,275 – 25=250…225 – 25 =200
Buy online Rajasthan gk book Railway JE CBT REET PAtwari Book SSC CGL Clerk GD Book Buy online Rajasthan gk book Railway JE CBT REET PAtwari Book SSC CGL Clerk GD Book