Eric starts with 10 milligrams of a radioactive substance. the amount of the substance decreases by 12 each week for a number of weeks, w. he writes the expression 10(12)w to find the amount of radioactive substance remaining after w weeks. andrea starts with 1 milligram of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. she writes the expression (1? 0.2)w to find the amount of radioactive substance remaining after w weeks. use the drop-down menus to explain what each part of eric's and andrea's expressions mean. clear check eric's expression: 10(12)w 12: w: 10: (12)w: andrea's expression: (1? 0.2)w w: 0.2: 1? 0.2:

Astore manager records the total visitors and sales, in dollars, for 10 days. the data is shown in the scatter plot. what conclusion can the store manager draw based on the data? question 3 options: an increase in sales causes a decrease in visitors. an increase in sales is correlated with a decrease in visitors. an increase in visitors is correlated with an increase in sales.

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).

The accompanying table shows the numbers of male and female students in a particular country who received bachelor's degrees in business in a recent year. complete parts (a) and (b) below. business degrees nonbusiness degrees total male 189131 634650 823781 female 169539 885329 1054868 total 358670 1519979 1878649 (a) find the probability that a randomly selected student is male, given that the student received a business degree. the probability that a randomly selected student is male, given that the student received a business degree, is nothing. (round to three decimal places as needed.) (b) find the probability that a randomly selected student received a business degree, given that the student is female. the probability that a randomly selected student received a business degree, given that the student is female, is nothing. (round to three decimal places as needed.)