Directions:(1-5) Find the next term in the series.

1. 528, 564, 598, 630, ?

Ans: 2
The series is as follows:
48 x 11 = 528
47 x 12 = 564
46 x 13 = 598
45 x 14 = 630
44 x 15 = 660

 

2. 1002, 1334, 1732, 2202, 2750, ?

Ans: 2
The series is as follows:
103 + 2 = 1002
113 + 3 = 1334
123 + 4 = 1732
133 + 5 = 2202
143 + 6 = 2750
153 + 7 = 3382

 

3. 959, 1040, 1209, 1498, 1939, ?

Ans: 1
The series is as follows:
959 + 92 = 1040
1040 + 132 = 1209
1209 + 172 = 1498
1498 + 212 = 1939
1939 + 252 = 2564

 

4. 46, 230, 1265, 7590, 49335, ?

Ans: 5
The series is as follows:
46 x 5 = 230
230 x 5.5 = 1265
1265 x 6.0 = 7590
7590 x 6.5 = 49335
49335 x 7.0 = 345345

 

5. 624, 546, 468, 390, 312, ?

Ans: 2
The series is as follows:624 x 7/8 = 546
546 x 6/7 = 468
468 x 5/6 = 390
390 x 4/5 = 312
312 x 3/4 = 234

 

Directions:(6-10)Find the next term in the series.

6. 123, 144, 175, 218, 275, ?

Ans: 4
The pattern is as follows:
123 + 42 + 5= 144
144 + 52 + 6= 175
175 + 62 + 7= 218
218 + 72 + 8= 275
275 + 82 + 9= 348

 

7. 7259, 7234, 7185, 7104, 6983, ?

Ans: 3
The pattern is as follows:
7259 – 52 = 7234
7234 – 72 = 7185
7185 – 92 = 7104
7104 – 112 = 6983
6983 – 132 = 6814

 

8. 19, 57, 228, 1140, 6840, ?

Ans: 4
The pattern is as follows:
19 x 3 = 57
57 x 4 = 228
228 x 5 = 1140
1140 x 6 = 6840
6840 x 7 = 47880

 

9. 140, 145, 155, 166, 179, ?

Ans: 2
The next number is obtained by adding the sum of the digits:
140 + 5 = 145
145 + 10 = 155
155 + 11 = 166
166 + 13 = 179
179 + 17 = 196

 

10. 96, 100, 108, 120, 136, ?

Ans: 5
The pattern is shown below:
96 + 2 x 2 = 100
100 + 2 x 4 = 108
108 + 2 x 6 = 120
120 + 2 x 8 = 136
136 + 2 x 10 = 156

 

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13 thoughts on “Number Series”

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