MCQOPTIONS
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| 1. |
The number of students in three classes is in the ratio 3 : 13 : 6. If 18 students are added to each class, the ratio changes to 15 : 35 : 21The total number of students in all the three classes in the beginning was: |
| A. | 110 |
| B. | 22 |
| C. | 88 |
| D. | 66 |
| Answer» D. 66 | |