Basics of Ratios
Express the ratio of 2 apples to 3 oranges.
Express the ratio of 2 apples to 3 oranges.
$100: What is the equivalent ratio of 3:4?
What is 6:8?
$100: If the proportion is 3:4 = 6:x, find x.
What is 8?
$100: If there are 20 marbles in a bag and 5 of them are red, what is the ratio of red marbles to total marbles?
What is 1:4?
$100: What is the reciprocal of the ratio 3:5?
What is 5:3?
$200: Express the ratio 4:1 as a fraction.
$200: Express the ratio 4:1 as a fraction.
$200: If 2:5 is equivalent to x:15, then what is the value of x?
What is 6?
$200: In the proportion a:b = 5:10, what is b if a = 2?
What is 4?
$200: A recipe uses 2 cups of flour for every 3 cups of sugar. How many cups of flour are needed for 9 cups of sugar?
What is 6 cups?
$200: When 9:12 is simplified, what fraction does it become?
What is 3/4?
$300: Simplify the ratio 6:9.
What is 2:3?
$300: Identify an equivalent ratio to 9/12.
What is 3/4?
$300: Solve the proportion 4:9 = x:18.
What is 8?
$300: If a train travels 60 miles in 1 hour, how far will it travel in 3 hours?
What is 180 miles?
$300: If the ratio of cats to dogs is 2:3 and there are 6 cats, how many dogs are there?
What is 9 dogs?
$400: What is the ratio of 10 to 15 as a decimal?
$400: What is the ratio of 10 to 15 as a decimal?
$400: Find an equivalent ratio to 8:10 using multiplication.
What is 16:20?
$400: Calculate x in the proportion 7:x = 14:28.
What is 14?
$400: In a classroom, the ratio of boys to girls is 4:5. If there are 20 boys, how many girls are there?
What is 25 girls?
$400: Convert the fraction 5/8 into a ratio.
What is 5:8?
$500: In the ratio 15:45, what is the greatest common factor used to simplify it?
What is 15?
$500: In the ratios 15:20 and 18:24, what multiplication factor can be used to verify their equivalence?
What is 6/5?
$500: In the proportion 10:x = 25:50, solve for x.
What is 20?
$500: A map scale shows 1 cm:5 km. How many kilometers are represented by 8 cm on the map?
What is 40 kilometers?
$500: If a ratio is expressed as 7:21, what is this as a percentage?
What is 33.3%?