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Need help with 6 and 7 and please show work

Need help with 6 and 7 and please show work-example-1

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6. Is B because you had a 20% discount - 10% fee = 10% discount.

7. You forgot that in 21.5% you have to move the place value twice getting 0.215. Other than that it was correct.

User Arman Nisch
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