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17-02-2015
Mathematics

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an item that costs $50 is marked 20% off. sales tax for the item is 8%. What is the final price, including tax

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17-02-2015

[tex]Marking\ off:\ 50-20\%*50=50-0.2*50=50-10=40\$\\\\ Tax:\ 40\$+8\%*40=40+0.08*40=40+3.2=43.2\$\\\\ Final\ price\ is\ 43.2\$.[/tex]

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