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Across 3. The numbers with the greatest range in a proportion 6. A percent added to a total bill 9. A ratio of corresponding measurements between actual and model figures 12. In Latin this ratio is written: per centum 14. A statement of equality between two ratios 15. A ratio that compares quantities measured in different units 16. A ratio with a denominator of one

Down 1. The opposite of extremes 2. The price paid after a discount amount is applied 4. A gratuity given for acceptional service 5. Two or more expressions having the same value 7. Used to represent congruence in polygons 8. A comparison that is made using division 10. The original price is reduced by this amount 11. Figures that are the same size and shape are said to be ________. 12. A closed two dimensional figure with more than two sides. 13. Used to compare measures to one another