To skate at roller heaven, each person must pay a membership fee (m) and a fee for each session
f. art attended five sessions and paid $25 in all. later, when he had attended 10 sessions, he paid $40 in all. how much is the membership fee and how much are the sessions. write a system of two equations with the variables m and f in each to represent this problem.

The owner of the plant nursery where you were tells you to fill 350 ml bottles from a 30 l from a fertilizer

If your score on your next statistics test is converted to a z score, which of these z scores would you prefer: minus2.00, minus1.00, 0, 1.00, 2.00? why? a. the z score of 2.00 is most preferable because it is 2.00 standard deviations above the mean and would correspond to the highest of the five different possible test scores. b. the z score of 0 is most preferable because it corresponds to a test score equal to the mean. c. the z score of minus2.00 is most preferable because it is 2.00 standard deviations below the mean and would correspond to the highest of the five different possible test scores. d. the z score of minus1.00 is most preferable because it is 1.00 standard deviation below the mean and would correspond to an above average

If you bought a stock last year for a price of $124, and it has gone down 5.6% since then, how much is the stock worth now, to the nearest tenth?