Quiz 1: Ratio & Proportion

12. If 4 T-shirts cost $15, how much will 12 T-shirts cost? 13. On a map with a scale of 1cm = 15km, two towns are 7.5 cm apart. How far apart are they in real life? Use cross products to find n. 14. 15. Write each ratio in simplest form and in 2 different ways. What is the ratio of the number of frogs to the number of snails? 2. ................
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