MCQOPTIONS
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| 1. |
In a class, 15% of total number of students failed in Science, 25% of total number of students failed in Maths and 10% of total number of students failed in both. How much percentage of students passed in both Maths and Science? |
| A. | 70% |
| B. | 80% |
| C. | 60% |
| D. | 90% |
| Answer» B. 80% | |