The percentage of number of passed students is (31 is the pass marks)

• A. <table><tr><td rowspan="2">85</td> <td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>8</center></td><td rowspan="2">%</td></tr><td align="center">9</td></table>
• B. <table><tr><td rowspan="2">86</td> <td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>8</center></td><td rowspan="2">%</td></tr><td align="center">9</td></table>
• C. <table><tr><td rowspan="2">87</td> <td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>8</center></td><td rowspan="2">%</td></tr><td align="center">9</td></table>
• D. <table><tr><td rowspan="2">88</td> <td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>8</center></td><td rowspan="2">%</td></tr><td align="center">9</td></table>