To evaluate the statements, we first need to determine what the new prices would be based on different percentage markups from the original cost of the swimsuit, which is $8.
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For a 25% markup:
- New Price = Cost + (Cost * Markup Percentage)
- New Price = $8 + ($8 * 0.25) = $8 + $2 = $10
- True: The new price will be $10.
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For a 40% markup:
- New Price = $8 + ($8 * 0.40) = $8 + $3.20 = $11.20
- False: The new price will not be $7.50; it will be $11.20.
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For a 55% markup:
- New Price = $8 + ($8 * 0.55) = $8 + $4.40 = $12.40
- False: The new price will not be $5.50; it will be $12.40.
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For a 70% markup:
- New Price = $8 + ($8 * 0.70) = $8 + $5.60 = $13.60
- True: The new price will be $13.60.
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For a 75% markup:
- New Price = $8 + ($8 * 0.75) = $8 + $6 = $14
- True: The new price will be $14.
Based on this analysis, the three true statements are:
- If the selling price is marked up by 25 percent, the new price will be $10.
- If the selling price is marked up by 70 percent, the new price will be $13.60.
- If the selling price is marked up by 75 percent, the new price will be $14.