(04.04)marcus painted one-third of his bedroom in fourth-fifths of an hour. at this rate, how long would it take him to paint the entire room? five-twelfths of an hour twelve-fifths of an hour fifteen-fourths of an hour four-fifteenths of an hour

Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.

Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.

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?