A rectangular strip of paper of dimensions is 4 X 13 folded as shown in the diagram. Two rectangles are formed with areas P and Q where P=2Q. What is the value of X?

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.