RRB NTPC · Question 42
The given table shows the number of formal learners, informal learners and illiterates, on the basis of gender, in the age group of 18-30 years in village X near Delhi. Determine the ratio among the formal learners, informal learners and illiterates.
| Formal Learners | Boys | 39 |
|---|---|---|
| Girls | 52 | |
| Informal Learners | Boys | 65 |
| Girls | 78 | |
| Illiterates | Boys | 143 |
| Girls | 169 |
Show answer & explanation
Answer: (A) 7 : 11 : 24
Explanation
Formal = 39 + 52 = 91, informal = 65 + 78 = 143, illiterates = 143 + 169 = 312. Dividing by 13: 7 : 11 : 24.