The multiplier 9.5 was derived by CBSE by observing the average marks of students who scored between 91 and 100 (Grade A1), which typically centered around 95%. Dividing 95 by the 10-point scale results in the 9.5 factor used for all calculations. CGPA to Percentage Conversion Certificate | PDF - Scribd
A. Because 9.8 × 9.5 = 93.1%. The small difference (1.1%) is due to rounding off of grade points. CBSE’s formula is the final word. cbse cgpa to percentage conversion certificate download
| CGPA | Percentage (CGPA × 9.5) | |------|-------------------------| | 10.0 | 95% | | 9.8 | 93.1% | | 9.6 | 91.2% | | 9.4 | 89.3% | | 9.2 | 87.4% | | 9.0 | 85.5% | | 8.8 | 83.6% | | 8.6 | 81.7% | | 8.4 | 79.8% | | 8.0 | 76% | | 7.5 | 71.25% | The multiplier 9