The number of blood donors at an annual drive increased this year by 20% from last year. If there were d donors last year, write two different expressions for the number of
donors this year.

Which of the following questions is a statistical question? (2 points) how many professional sport leagues are there? where do the professional sport leagues play? how many hours of professional training took place over the weekend? how many hours do you spend each week training for a sports league?

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

You got a job selling magazines door-to-door. you are paid $100 per day plus $1.50 for each magazine you sell. which recursive formula models this situation?