The selling price, s, of an item is s = c + mc, where c is the cost of the item and m is the percent markup based on cost. What is the formula solved for m? m = StartFraction s minus c Over c EndFraction m = StartFraction s + c Over c EndFraction s minus c = m s + c = m

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The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in

Plz hurry evaluate the expression a+b where a=8 and b=19