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1. |
In two successive years 100 and 75 students of a school appeared at the final examination. Respectively, 75% and 60% of them passed. The average rate of pass is |
A. | <table><tr><td rowspan="2">68</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>4</center></td><td rowspan="2">%</td></tr><td align="center">7</td></table> |
B. | 78% |
C. | <table><tr><td rowspan="2">80</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">%</td></tr><td align="center">2</td></table> |
D. | 80% |
Answer» B. 78% | |