| Question | Choose the similar group of numbers on the basis of certain common properties they possess. (31, 19, 41) | |
| Type | multiple_choice | |
| Option | (16, 27, 11) | incorrect |
| Option | (23, 33, 51) | incorrect |
| Option | (27, 29, 47) | incorrect |
| Option | (29, 17, 37) | correct |
| Solution | set of prime numbers. | |
