MCQOPTIONS
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| 1. |
The average of 40 numbers is 36. The average of the first 25 numbers is 31 and the average of last 16 numbers is 43. Find the 25th number. |
| A. | 21 |
| B. | 23 |
| C. | 24 |
| D. | 22 |
| Answer» C. 24 | |