MCQOPTIONS
Saved Bookmarks
| 1. |
The average of 21 data is 36, out of which the first 12 data are having an average of 15. The average of the rest 9 data is: |
| A. | 87 |
| B. | 65 |
| C. | 64 |
| D. | 50 |
| Answer» D. 50 | |