The amount of caffeine at time 1 hours if there are 80 mg at the start and the quantity decays by 15% per hour.

Write an equation of the line that passes through 9,2 and is parallel to the line y=5/3x+9

Jose is going to use a random number generator 500500 times. each time he uses it, he will get a 1, 2, 3,1,2,3, or 44.

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?