Reiko started a business selling home medical supplies. she spent $6500 to obtain her merchandise, and it costs her $550 per week for general expenses. she earned $900 per week in sales. what is the minimum number of weeks it will take for reiko to make a profit? write an inequality to model the problem.

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.

Moira has a canvas that is 8 inches by 10 inches. she wants to paint a line diagonally from the top left corner to the bottom right corner. approximately how long will the diagonal line be?

To decrease an amount by 16% what single multiplier would you use