Library Fines for Overdue Books Days overdue Amount of fine 0 0 ¢ 2 5 ¢ 4 10 ¢ 6 15 ¢ 8 20 ¢ 10 25 ¢ Which equation best models the fine schedule for overdue books? y = five-halves x, where x is the cost in cents for a book that is y days overdue y = five-halves x, where y is the cost in cents for a book that is x days overdue

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

Question 3 (essay worth 10 points) (03.06 mc) part a: max rented a motorbike at $465 for 5 days. if he rents the same motorbike for a week, he has to pay a total rent of $625. write an equation in the standard form to represent the total rent (y) that max has to pay for renting the motorbike for x days. (4 points) part b: write the equation obtained in part a using function notation. (2 points) part c: describe the steps to graph the equation obtained above on the coordinate axes. mention the labels on the axes and the intervals. (4 points)

Events a and b are independent. the probability of a occurring is 2/5. the probability of b occurring is 1/4. what is p(a and b)?