Question 9: What do you use in family for brushing your teeth? Students answers | ||
Options | No. | % |
Tooth paste | 401 | 97.0 |
Bicarbonate | 9 | 2.0 |
Burnt tortilla | 2 | 0.5 |
Ash from the stove | 1 | 0.2 |
Total | 413 | 100 |