An item is 90% off. How much money will you save if it cost $22. What is 90% of 22? (Don't find the total sale price only what will be taken off)

What is the point-slope equation of a line with slope -5 that contains the point (6,3)

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.