# Aptitude Questions: Number Series Set 48

Hello Aspirants.

Welcome to Online Quantitative Aptitude Section in AffairsCloud.com. Here we are creating question sample in Number Series, which is common for SBI, IBPS, RBI, IPPB, LIC, SSC and other competitive exams. We have included Some questions that are repeatedly asked in bank exams !!!

1. 79, 152, 88, 142, 99, 130 ?
1.112
2.121
3.101
4.87
5.None of these
Explanation :
79+9 =88        152-10 = 142
88+11 = 99     142-12 = 130
99+13 = 112

2. 17, 22, 41, ?, 373
1.120
2.96
3.82
4.110
5.None of these
Explanation :
17+2^2+1 = 22
22+4^2+3 = 41
41+8^2+5=110
110+16^2+7 = 373

3. 206, 219, 240, 269, ?
1.319
2.283
3.306
4.354
5.None of these
Explanation :
206+13 = 219
219+21(13+8) = 240
240+ 29(13+16) = 269
269+37(13+24) = 306

4. 5, 20, 130, 1155 , ?
1.13545
2.10656
3.11565
4.12685
5.None of these
Explanation :
5*5-5 = 20
20*7-10 = 130
130*9-15 = 1155
1155*11 – 20 = 12685

5. 86, 46, 32,?, 36.5
1.39
2.30
3.31
4.29
5.None of these
Explanation :
86*0.5+(3*1) = 46
46*0.5+(3*3) = 32
32*0.5+(3*5) = 31
31*0.5+(3*7) = 36.5

6. 2, 2, 6, 30, 244, ?
1.987
2.2125
3.1280
4.3055
5.None of these
Explanation :
2*0.5*1+1 = 2
2*1*2+2 = 6
6*1.5*3+3 = 30
30*2*4+4 = 244
244*2.5*5+5 =3055

7. 650, 1302, ?, 5256, 10640
1.2612
2.3212
3.2515
4.2416
5.None of these
Explanation :
650/0.5 +2 = 1302
1302/0.5+8 = 2612
2612/0.5+32 = 5256
5256/0.5+128 = 10640

8. 97, 99, ?, 142.5, 27.625, 148.125
1.76
2.45.5
3.102.5
4.59
5.None of these
Explanation :
97*1+2 = 99
99/2-4 = 45.5
45.5*3+6 = 142.5
142.5/4-8 = 27.625
27.625*5+10 = 148.125

9. 12, 6.6. 9.96, ?, 33.55
1.17.96
2.21.45
3.18.75
4.20.05
5.None of these
Explanation :
12*0.3+3 = 6.6
6.6*0.6+6 = 9.96
9.96*0.9+9 = 17.96
17.96*1.2+12 = 33.55

10. ?, 167, 189, 222, 266, 321
1.117
2.176
3.156
4.101
5.None of these