| Question | In the following number series, two numbers have been put within brackets. Select the most appropriate option for these numbers in relation to their inclusion in the series. 1, 5, 17, (39), 65, 101, (145), 197 | |
| Type | multiple_choice | |
| Option | The first bracketed number from the left is correct and the second bracketed number from the left is incorrect. | incorrect |
| Option | Both the bracketed numbers are incorrect. | incorrect |
| Option | Both the bracketed numbers are correct. | incorrect |
| Option | The first bracketed number from the left is incorrect and the second bracketed number from the left is correct. | correct |
| Solution | The series follows 0² +1, 2²+1, 4²+1, 6²+1, 8²+1, 10²+1, 12²+1, 14²+1 | |
