A article after allowing discount of 10% on its marked price was sold at a gain of 20%.had it been sold after allowing 20% discount there would have been profit of 350.find the cost of article

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.

Complete the steps, which describe how to find the area of the shaded portion of the circle. find the area of the sector by multiplying the area of the circle by the ratio of the to 360. subtract the area of the triangle from the area of the sector.

Evaluate the expression. (9 + 5)(3 + 2)0