Kotoko is now living with the Irie family, but Naoki is cold as ever. Naoki's mother Noriko always wanted a daughter, so she is ecstatic. Noriko gives Kotoko a photo of Naoki as a young boy dressed in girl's clothes. Kotoko now has the upper hand because she holds Naoki's secret embarrassment of his transvestite past, so she plans to have him tutor her for the final examinations, in order to enter the list of top 100 scores.
If you can solve this, 
you'll score at least 80%.
Si los resuelves, tendrás al menos un 80 %.
Si los resuelves bien, seguro que 
sacas un 80 %, como mínimo.
Si tu les résous,
tu pourras avoir 80 points.
Se você conseguir resolver isso,
 você vai tirar no mínimo 80%.