In 201420142014, the population of the United States was about 318{,}900{,}000318,900,000318, comma, 900, comma, 000 people. Choose the best approximation of the United States population in 201420142014.

What is the length of an with endpoints a 3,2 and b 8,14

Eileen purchased 3.4 pounds of apples at the total cost of $19.72. if she purchases 6.2 pounds of apples at this store, how much would it cost?

Apinhole camera is made out of a light-tight box with a piece of film attached to one side and pinhole on the opposite side. the optimum diameter d(in millimeters) of the pinhole can be modeled by d=1.9[ (5.5 x 10^-4) l) ] ^1/2, where l is the length of the camera box (in millimeters). what is the optimum diameter for a pinhole camera if the camera box has a length of 10 centimeters