At the beginning of the year, isabel had $120 in the bank.
each week, she deposits another $20. is her account balance
proportional to the number of weeks of deposits? use the table
below. explain your reasoning.

Which number completes the inequality? 2/3 < _ < 7/9

Exclude leap years from the following calculations. (a) compute the probability that a randomly selected person does not have a birthday on october 4. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability that a randomly selected person does not have a birthday on the 1st day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability that a randomly selected person does not have a birthday on the 30th day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (d) compute the probability that a randomly selected person was not born in january. (type an integer or a decimal rounded to three decimal places as needed.)

0.75,1.75,2.75,3.75 is arithmetic or geometric?