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| 1. |
In a class with a certain number of students if one new student weighing 50 kg is added, then average weight of class is increased by 1 kg. If one more student weighing 50 kg is added, then the average weight of the class increases by 1.5 kg over the original average. What is the original average weight (in kg) of the class? |
| A. | 46 |
| B. | 42 |
| C. | 27 |
| D. | 47 |
| E. | None of these |
| Answer» E. None of these | |