| Question | Select the number from among the given options that can replace the question mark (?) in the following series. 3, 5, 15, 41, ?, 173 | |
| Type | multiple_choice | |
| Option | 112 | incorrect |
| Option | 91 | correct |
| Option | 78 | incorrect |
| Option | 106 | incorrect |
Solution: The logic followed here is:
Hence, 91 is the correct answer.
