| Question | How old will be the Raju if ratio of his age and one of his twin grandsons’ is 11:2 and average age of his and his both grandsons is 50 years? | |
| Type | multiple_choice | |
| Option | 72 years | incorrect |
| Option | 110 years | correct |
| Option | 75 years | incorrect |
| Option | 150 years | incorrect |
Solution
