Can someone plz tell me how to change my username on??Thank. you

How would i word a theoretical question to describe the linear relationship between states, gender, and age of individuals who were in fatal alcohol-related traffic accidents?

Jim has found that he must consume 2,300 calories a day to reach his health goals, but he doesn't want to give up his afternoon snack of pretzels. unfortunately, he tends to eat the entire bag — which amounts to 1,300 calories! what strategy should jim use to improve his habits?

Rick is on a bicycle trip. every 4 days he bikes 230 km. if rick keeps this same pace for 16 days, how many kilometers will he bike?