# Quantitative Aptitude: Number Series Set 67

Directions: The following series are based on a certain pattern. One of the number in series is missing given by ?. Find that number.

1. 24, 208, 240, ?, 256, 176
166
185
192
175
None
Option C
Solution:
224-16=208
208+32=240
240-48=192
192+64=256
256-80=176.
2. 1, 16, 81, ?, 625, 1296
144
256
289
322
None
Option B
Solution:
14=1
24=16
34=81
44=256
54=625
64=1296.
3. 6, 23, 90, ?, 1424, 5691
285
321
346
357
None
Option D
Solution:
6*4-1=23
23*4-2=90
90*4-3=357
357*4-4=1424
1424*4-5=5691.
4. 5, 9, 25 , ?, 414, 2282.5
86
91
95
82
None
Option B
Solution:
5*1.5+1.5=9
9*2.5+2.5=25
25*3.5+3.5=91
91*4.5+4.5=414
414*5.5+5.5=2282.5.
5. 3, ?, 12, 48, 576, 27648
6
7
4
9
None
Option C
Solution:
3*4=12
4*12=48
48*576=27648.
6. 8, 6, 9, 23, 87 , ?
429
360
344
296
None
Option A
Solution:
8 * 1 – 2 = 6
6 * 2 – 3 = 9
9 * 3 – 4 = 23
23 * 4 – 5 = 87
87 * 5 – 6 = 429
7. 53, 53, 40, 40, 27, 27, ?
16
22
18
14
None
Option D
Solution:
Number repeated and subtract by 13.
8. 15, 18, 16, 19, ?,20
15
17
19
21
None
Option B
Solution:
15+3=18
18-2=16
16+3=19
19-2=17
17+3=20
9. 14, ?, 20, 12, 26, 15
11
7
9
13
None
Option C
Solution:
14/2+2=9
9*2+2=20
20/2+2=12
12*2+2=26
26/2+2=15
10. 2, 8, 20, 40, 70, ?
128
124
102
112
None
Option D
Solution:
2+2+22=8
8+3+32=20
20+4+42=40
40+5+52=70
70+6+62=112.

## 5 Thoughts to “Quantitative Aptitude: Number Series Set 67”

1. swati

8/9 thank you team az

2. Sachin shukla

7/10

3. pulkit

ty mam

4. the walking dead

8-10:)

5. jaga

thank u mam