13. |
111, 133, 143, 155, 188, 200.?
|
A. |
111 |
B.
|
143 |
C.
|
200
|
D.
|
None Of These
|
|
Answer: Option B
Explanation:
In each of the numbers the product of first and the third digit is the middle one except 143. |
|
14. |
53, 59, 62, 67, 71, 73, 79.?
|
A. |
62 |
B.
|
53 |
C.
|
71
|
D.
|
None Of These
|
|
Answer: Option A
Explanation:
Each of the numbers is a prime number except 62. |
|
15. |
231, 121, 363, 253, 284, 352, 374.?
|
A. |
121 |
B.
|
284 |
C.
|
374
|
D.
|
None Of These
|
|
Answer: Option B
Explanation:
In each of the numbers add the first and the third digit to get the middle one except 284. |
|
16. |
331, 482, 551, 263, 383, 362, 284?
|
A. |
263 |
B.
|
383 |
C.
|
331
|
D.
|
551
|
|
Answer: Option B
Explanation:
In each number except 383, the product of first and third digits is the middle one |
|
17. |
1, 4, 9, 16, 23, 25, 36?
|
|
Answer: Option B
Explanation:
Each of the numbers except 23, is perfect square. |
|
18. |
1, 4, 9, 16, 20, 36, 49?
|
|
Answer: Option C
Explanation:
The pattern is 12, 22, 32, 42, 52, 62, 72. But, instead of 52, it is 20 which to be turned out. |
|
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