1) What is a ratio? a) A comparison b) A sum c) A product d) A fraction 2) Simplify the ratio 4:8. a) 4:1 b) 8:4 c) 1:2 d) 2:1 3) The ratio 3:6 is equivalent to: a) 1:2 b) 2:3 c) 6:3 d) 3:1 4) What is the ratio of 10 to 5? a) 2:1 b) 10:2 c) 5:10 d) 1:2 5) Convert 50% to a ratio. a) 2:1 b) 1:2 c) 50:100 d) 1:1 6) If a recipe calls for 2 cups of flour to 3 cups of sugar, what is the ratio of flour to sugar? a) 2:3 b) 1:2 c) 2:1 d) 3:2 7) Find the ratio of 15 to 5. a) 3:1 b) 5:3 c) 1:3 d) 15:5 8) The ratio of cats to dogs is 4:5. How many dogs are there if there are 8 cats? a) 10 b) 8 c) 5 d) 4 9) Express the ratio 9:12 in simplest form. a) 3:4 b) 9:3 c) 12:9 d) 4:3 10) What is the ratio of 20 to 4? a) 5:1 b) 1:5 c) 20:5 d) 4:20 11) If the ratio of boys to girls is 2:3, how many girls are there if there are 10 boys? a) 15 b) 20 c) 5 d) 10 12) Convert the ratio 7:14 to simplest form. a) 14:7 b) 7:1 c) 2:1 d) 1:2 13) The ratio of apples to oranges is 3:4. How many apples are there if there are 12 oranges? a) 4 b) 9 c) 12 d) 3 14) What is the ratio of 18 to 6? a) 6:18 b) 1:3 c) 18:3 d) 3:1 15) Express 25% as a ratio. a) 1:2 b) 1:4 c) 4:1 d) 25:100 16) If the ratio of red to blue marbles is 5:7, how many red marbles are there if there are 14 blue marbles? a) 10 b) 5 c) 7 d) 14 17) Simplify the ratio 16:24. a) 8:12 b) 4:3 c) 2:3 d) 3:2 18) The ratio of pencils to pens is 6:9. What is the simplest form? a) 9:6 b) 6:3 c) 2:3 d) 3:2 19) Convert 75% to a ratio. a) 75:100 b) 1:3 c) 3:4 d) 4:3 20) If the ratio of cats to dogs is 2:5, how many cats are there if there are 20 dogs? a) 5 b) 8 c) 10 d) 20

Understanding Ratios

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