Ihave all ds and one b i cant focous what to do

Well if tou want to have you need to improve you need to show your teacher that yes I know how to do my work you need to work fast you need to show respect also you need to make sure that you do your homework each and every day and then we also need to make sure that your homework is Right backs and your parents also you need to make sure that when you do your home when you do your work you are focused you can do it so that is how you get out of school you can you have to focus on your teacher do your work do your job do what you're supposed to do because that's all they're not joking thank you so much make sure you give me a love and thank you

Sit away from what's or who's distracting you

Yourself by using the internet

The answer is that the rate of change is $50 per 1 monthhope this ; )