Hobbies can make our life colorful.There are 50 students in Class 4,Grade 9.According to the table,there are _________students doing ball games as a hobby on weekends.
1.Most of young girls love to eat chocolate.Recently .DIY-chocolate(手工巧克力) has become popular among plenty of teenage girls.Alice ,who wants to prepare some DIY-chocolate for herself,needs to buy some materials with only 500 yuan.According to the list below ,she will have ___left if she buys the cheapest things.( )