Question : Directions: Select the number from among the given options that can replace the question mark (?) in the following series. 1, 3, 17, 55, ?, 179, 265, 375
Option 1: 169
Option 2: 157
Option 3: 91
Option 4: 105
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Correct Answer: 105
Solution : Given: 1, 3, 17, 55, ?, 179, 265, 375
The pattern is as follows –
So, the required missing number in the series is 105. Hence, the fourth option is correct.
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Question : Directions: Select the number from among the given options that can replace the question mark (?) in the following series. 31, 62, 65, 260, 265, ?
Option 1: 860
Option 2: 1240
Option 3: 555
Option 4: 1590
Question : Directions: Select the number from among the given options that can replace the question mark (?) in the following series. 121, 144, 169, ?, 225, 256
Option 1: 196
Option 2: 192
Option 3: 188
Option 4: 194
Question : Directions: Select the number from among the given options that can replace the question mark (?) in the following series. 45, 46, 50, 59, 75,?
Option 1: 95
Option 2: 100
Option 3: 105
Option 4: 90
Question : Directions: Select the number from among the given options that can replace the question mark (?) in the following series. 21, 23, 20, 22, 19, 21, ?
Option 1: 17
Option 2: 18
Option 3: 23
Option 4: 22
Question : Directions: Select the number from among the given options that can replace the question mark (?) in the following series. 17, 25, 52, 116, 241, ?
Option 1: 457
Option 2: 467
Option 3: 461
Option 4: 447
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