25/ hour on the first day, 25/ hour on the second day and 30/ hour on the third day.
Senior one, senior two, 35/ hour, senior three, 50/ hour.
If the children are already very old, English learning like the new concept needs to be supplemented, and the average hourly rate will double.
Hiring a professional teacher will double ... even an hour in primary school will cost the teacher 80 yuan or so. ...