20-gigabyte digital music player sells for $249. A similar 30-gigabyte player sells for $349. Which player offers the better price per gigabyte of storage?

Which of the following lines is not parallel to the graph of y = 4x +7?

20 da is equal to a. 2,000 cm. b. 2 m. c. 20,000 cm. d. 20,000 mm

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee,f, for a single job is a function of the number,t, of hours it takes him to complete the job. write the function's formula.