In triangle WXY, w = 6.7 inches, x = 7.4 inches and angle Y=71°. Find the area of triangle WXY, to the nearest 10th of a square inch.

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.

Find two numbers if their sum is 91 and the ratio is 6: 7?

The base of a rectangular pyramid is 13 inches long and 12 inches wide. the height of the pyramid is 8 inches. what is the volume of the pyramid