45. Reason in a video game, you must score 5,500 points to complete level 1. To move
through each additional level, you must
score an additional 3,250 points. What
number would you use as a when writing
an arithmetic sequence to represent this
situation? What would n represent? Write an
explicit formula to represent this situation.
Write a recursive formula to represent this
situation.

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

Ten members of balin's soccer team ran warm ups for practice. each member ran the same distance. their combined distance was 5/6 of a mile. to find the distance that each member ran, balin wrote the expression below.

If you double the input of a function and it results in half the output, and if you triple the input and it results in a third of the output, what can be guessed about the function? check all that apply.