MCQOPTIONS
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| 1. |
In a row of boys, if A who is 10th from the left and B who is 9th from the right, interchange their positions, A becomes 15th from the left. How many boys are there in the row? |
| A. | 24 |
| B. | 31 |
| C. | 23 |
| D. | 28 |
| Answer» D. 28 | |