The distance from the center of a compact disc to the edge of the disc is 6 centimeters. what's the area of the compact disc?
a. 113.04 square centimeters
b. 18.84 square centimeters
c. 36 square centimeters
d. 452.16 square centimeters

What is the rate for one gallon of gasoline

Jorge wants to determine the enlarged dimensions of a digital photo to be used as wallpaper on his computer screen. the original photo was 800 pixels wide by 600 pixels high. the new photo will be 1,260 pixels wide. what will the new height be?

Rose and andrew are financing $128,000 to purchase a condominium. they obtained a 15-year, fixed-rate loan with a rate of 5.05%. they have been given the option of purchasing up to four points to lower their rate to 4.81%. how much will the four points cost them?