6. EXAMPLE 2 Finding a Retail Price x = $19.20 x = $35.20 Clothing A shirt has a wholesale price of $16 . The percent markup is 120%. What is the retail price? STEP 1 Find the amount of the markup. Add the markup to the wholesale price. STEP 2 $16 + $19.20 = $35.20 . ANSWER x 16 = 120 100 100x 16( 120) = 100x 1920 = 100 100 x 16 = 220 100 100x 16( 220) = 100x 3,520 = 100 100
7. GUIDED PRACTICE for Examples 2 and 3 Find the total cost. Round to the nearest cent STEP 2 Add the sales tax to the price . x = $0.445 rounded to $0.45. x = $9.345 rounded to $9.35 7. Price: $8.90 Sales tax: 5% STEP 1 Find the amount of the sales tax. $8.90 + $0.45 = $9.35. ANSWER x 8.90 = 5 100 100x 5( 8.90) = 100x 44.5 = 100 100 x 8.90 = 105 100 100x 105( 8.90) = 100x 934.5 = 100 100
