Lesson 1 Skills Practice Ratios Express each ratio as a fraction in simplest form. DATE PERIOD 1. 8 pencils to 12 pens 3. 27 rooms to 48 windows 5. 75 cats to 100 dogs 7. 42 flowers to 7 vases 9. 50 nickels out of 125 coins 11. 3 gallons to 15 quarts 13. 18 inches to 3 feet 15. 2 cups to 4 pints 17. 3 pounds to 15 ounces 19. 1 pint to 4 quarts