# Quantitative Aptitude: Number Series Set 66

1. 8, ? , 8 , 14, 30, 77
7
5
6
4
None
Option C
Solution:
8*0.5+2=6
6*1+2=8
8*1.5+2=14
14*2+2=30
30*2.5+2=77
2. 120, 112 , ?, 92, 76, 58
110
98
104
100
None
Option C
Solution:
120……….112……….104………..92……..76………58
…….6………….8……………12…….16……..18
Difference alternate multiples of 6 and 8.
3. 1, 3, ?, 48 ,400, 6432
21
16
14
10
None
Option D
Solution:
1*1+2 1= 3
3*2+22= 10
10*4+23= 48
48*8+24= 400
400*16+25= 6432.
4. 150, 162, 186, 222, 270, ?
292
310
330
316
None
Option C
Solution:
150+1*12=162
162+2*12=186
186+3*12=222
222+4*12=270
270+5*12=330.
5. 2 , 11 , 38, 197, ?, 8227
1650
1174
1341
1422
None
Option B
Solution:
2 * 3 + 5=11
11 * 4 – 6=38
38 * 5 + 7=197
197* 6-8=1174
1174*7+9=8227.
6. 24, 12, 18, 45, ? , 708.75
175.3
160
157.5
220
None
Option C
Solution:
24*0.5=12
12*1.5=18
18*2.5=45
45*3.5=157.5
157.5*4.5=708.75.
7. 2, 3, 12, 65, 462, ?
4167
3555
4321
5482
None
Option A
Solution:
2*1+1=3
3*3+3=12
12*5+5=65
65*7+7=462
462*9+9=4167.
8. 6, 6, 16, ?, 108, 228
40
46
62
54
None
Option A
Solution:
6+13-1=6
6+23+2=16
16+33-3=40
40+43+4=108
108+53-5=228.
9. 9 4.5 ? 6.75 13.5 33.75
5
4.8
4.5
5.4
None
Option C
Solution:
9*05=4.5
4.5*1=4.5
4.5*1.5=6.75
6.75*2=13.5
13.5*2.5=33.75.
10. 8, 19, 29, ?, 46, 53
40
42
35
38
None
Option D
Solution:
8+11=19
19+10=29
29+9=38
38+8=46
46+7=53.

## 2 Thoughts to “Quantitative Aptitude: Number Series Set 66”

1. jaga

Thank u mam

2. pulkit

thank you mam