Ms. costanzo and mr. aliano have decided to go skydiving. mr. aliano pushes ms. costanzo out of the plane at an altitude of 35,000 feet, she drops at a constant rate of 100 feet/second. mr. aliano drops from an altitude of 22,000 feet and drops at a constant rate of 75 feet/ second. write an equation for both teachers

Which fraction below is equivalent to 10/12?

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

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