Paid/unpaid ratio calculator
| 0 non paid adult | 1 non paid adult | 2 non paid adults | 3 non paid adults | 4 non paid adults | 5 non paid adults | 6 non paid adults | 7 non paid adults | 8 non paid adults | 9 non paid adults | 10 non paid adults | |
| 1 student | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 2 students | 1.5 | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 |
| 3 students | 1.33 | 1.67 | 2 | 2.33 | 2.67 | 3 | 3.33 | 3.67 | 4 | 4.33 | 4.67 |
| 4 students | 1.25 | 1.5 | 1.75 | 2 | 2.25 | 2.5 | 2.75 | 3 | 3.25 | 3.5 | 3.75 |
| 5 students | 1.2 | 1.4 | 1.6 | 1.8 | 2 | 2.2 | 2.4 | 2.6 | 2.8 | 3 | 3.2 |
| 6 students | 1.17 | 1.33 | 1.5 | 1.67 | 1.83 | 2 | 2.17 | 2.33 | 2.5 | 2.67 | 2.83 |
| 7 students | 1.14 | 1.29 | 1.43 | 1.57 | 1.71 | 1.86 | 2 | 2.14 | 2.29 | 2.43 | 2.57 |
| 8 students | 1.12 | 1.25 | 1.38 | 1.5 | 1.62 | 1.75 | 1.88 | 2 | 2.12 | 2.25 | 2.38 |
| 9 students | 1.11 | 1.22 | 1.33 | 1.44 | 1.56 | 1.67 | 1.78 | 1.89 | 2 | 2.11 | 2.22 |
| 10 students | 1 | 1 | 1.1 | 1.2 | 1.3 | 1.4 | 1.5 | 1.6 | 1.7 | 1.8 | 1.9 |
| 11 students | 1 | 1 | 1.09 | 1.18 | 1.27 | 1.36 | 1.45 | 1.55 | 1.64 | 1.73 | 1.82 |
| 12 students | 1 | 1 | 1.08 | 1.17 | 1.25 | 1.33 | 1.42 | 1.5 | 1.58 | 1.67 | 1.75 |
| 13 students | 1 | 1 | 1.08 | 1.15 | 1.23 | 1.31 | 1.38 | 1.46 | 1.54 | 1.62 | 1.69 |
| 14 students | 1 | 1 | 1.07 | 1.14 | 1.21 | 1.29 | 1.36 | 1.43 | 1.5 | 1.57 | 1.64 |
| 15 students | 1 | 1 | 1.07 | 1.13 | 1.2 | 1.27 | 1.33 | 1.4 | 1.47 | 1.53 | 1.6 |
| 16 students | 1 | 1 | 1.06 | 1.12 | 1.19 | 1.25 | 1.31 | 1.38 | 1.44 | 1.5 | 1.56 |
| 17 students | 1 | 1 | 1.06 | 1.12 | 1.18 | 1.24 | 1.29 | 1.35 | 1.41 | 1.47 | 1.53 |
| 18 students | 1 | 1 | 1.06 | 1.11 | 1.17 | 1.22 | 1.28 | 1.33 | 1.39 | 1.44 | 1.5 |
| 19 students | 1 | 1 | 1.05 | 1.11 | 1.16 | 1.21 | 1.26 | 1.32 | 1.37 | 1.42 | 1.47 |
| 20 students | 1 | 1 | 1 | 1.05 | 1.1 | 1.15 | 1.2 | 1.25 | 1.3 | 1.35 | 1.4 |
| 21 students | 1 | 1 | 1 | 1.05 | 1.1 | 1.14 | 1.19 | 1.24 | 1.29 | 1.33 | 1.38 |
| 22 students | 1 | 1 | 1 | 1.05 | 1.09 | 1.14 | 1.18 | 1.23 | 1.27 | 1.32 | 1.36 |
| 23 students | 1 | 1 | 1 | 1.04 | 1.09 | 1.13 | 1.17 | 1.22 | 1.26 | 1.3 | 1.35 |
| 24 students | 1 | 1 | 1 | 1.04 | 1.08 | 1.12 | 1.17 | 1.21 | 1.25 | 1.29 | 1.33 |
| 25 students | 1 | 1 | 1 | 1.04 | 1.08 | 1.12 | 1.16 | 1.2 | 1.24 | 1.28 | 1.32 |
| 26 students | 1 | 1 | 1 | 1.04 | 1.08 | 1.12 | 1.15 | 1.19 | 1.23 | 1.27 | 1.31 |
| 27 students | 1 | 1 | 1 | 1.04 | 1.07 | 1.11 | 1.15 | 1.19 | 1.22 | 1.26 | 1.3 |
| 28 students | 1 | 1 | 1 | 1.04 | 1.07 | 1.11 | 1.14 | 1.18 | 1.21 | 1.25 | 1.29 |
| 29 students | 1 | 1 | 1 | 1.03 | 1.07 | 1.1 | 1.14 | 1.17 | 1.21 | 1.24 | 1.28 |
| 30 students | 1 | 1 | 1 | 1 | 1.03 | 1.07 | 1.1 | 1.13 | 1.17 | 1.2 | 1.23 |
| 31 students | 1 | 1 | 1 | 1 | 1.03 | 1.06 | 1.1 | 1.13 | 1.16 | 1.19 | 1.23 |
| 32 students | 1 | 1 | 1 | 1 | 1.03 | 1.06 | 1.09 | 1.12 | 1.16 | 1.19 | 1.22 |
| 33 students | 1 | 1 | 1 | 1 | 1.03 | 1.06 | 1.09 | 1.12 | 1.15 | 1.18 | 1.21 |
| 34 students | 1 | 1 | 1 | 1 | 1.03 | 1.06 | 1.09 | 1.12 | 1.15 | 1.18 | 1.21 |
| 35 students | 1 | 1 | 1 | 1 | 1.03 | 1.06 | 1.09 | 1.11 | 1.14 | 1.17 | 1.2 |
| 36 students | 1 | 1 | 1 | 1 | 1.03 | 1.06 | 1.08 | 1.11 | 1.14 | 1.17 | 1.19 |
| 37 students | 1 | 1 | 1 | 1 | 1.03 | 1.05 | 1.08 | 1.11 | 1.14 | 1.16 | 1.19 |
| 38 students | 1 | 1 | 1 | 1 | 1.03 | 1.05 | 1.08 | 1.11 | 1.13 | 1.16 | 1.18 |
| 39 students | 1 | 1 | 1 | 1 | 1.03 | 1.05 | 1.08 | 1.1 | 1.13 | 1.15 | 1.18 |
| 40 students | 1 | 1 | 1 | 1 | 1 | 1.02 | 1.05 | 1.07 | 1.1 | 1.12 | 1.15 |
| 41 students | 1 | 1 | 1 | 1 | 1 | 1.02 | 1.05 | 1.07 | 1.1 | 1.12 | 1.15 |
| 42 students | 1 | 1 | 1 | 1 | 1 | 1.02 | 1.05 | 1.07 | 1.1 | 1.12 | 1.14 |
| 43 students | 1 | 1 | 1 | 1 | 1 | 1.02 | 1.05 | 1.07 | 1.09 | 1.12 | 1.14 |
| 44 students | 1 | 1 | 1 | 1 | 1 | 1.02 | 1.05 | 1.07 | 1.09 | 1.11 | 1.14 |
| 45 students | 1 | 1 | 1 | 1 | 1 | 1.02 | 1.04 | 1.07 | 1.09 | 1.11 | 1.13 |
| 46 students | 1 | 1 | 1 | 1 | 1 | 1.02 | 1.04 | 1.07 | 1.09 | 1.11 | 1.13 |
| 47 students | 1 | 1 | 1 | 1 | 1 | 1.02 | 1.04 | 1.06 | 1.09 | 1.11 | 1.13 |
| 48 students | 1 | 1 | 1 | 1 | 1 | 1.02 | 1.04 | 1.06 | 1.08 | 1.1 | 1.12 |
| 49 students | 1 | 1 | 1 | 1 | 1 | 1.02 | 1.04 | 1.06 | 1.08 | 1.1 | 1.12 |
| 50 students | 1 | 1 | 1 | 1 | 1 | 1 | 1.02 | 1.04 | 1.06 | 1.08 | 1.1 |
