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1. |
The average age of women and child workers in a factory was 15 yr. The average age of all the 16 children was 8 yr and average age of women workers was 22 yr. If 10 women workers were married, then th |
A. | 3 |
B. | 5 |
C. | 6 |
D. | 9 |
Answer» D. 9 | |