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Problem-Solving and Data Analysis / Percentages Difficulty: Medium

The amount of Hanna's bill for a food order was $dollar sign 50$ . Hanna gave a tip of $20 percent sign$ of the amount of the bill. What is the amount, in dollars, of the tip Hanna gave?

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Explanation

The correct answer is $10$ . It’s given that the amount of Hanna's food order was $dollar sign 50$ and that Hanna gave a tip of $20 percent sign$ of the amount of the bill. $20 percent sign$ of $50$ can be calculated as $left parenthesis StartFraction 20 Over 100 EndFraction right parenthesis left parenthesis 50 right parenthesis$ , which yields $StartFraction 1000 Over 100 EndFraction$ , or $10$ . Therefore, the amount, in dollars, of the tip Hanna gave is $10$ .