Mathematics
Grade 8
15 min
Equivalent ratios: word problems
Equivalent ratios: word problems
Tutorial Preview
1
A recipe uses 2 cups of sugar for 10 cookies. How much sugar is needed for 30 cookies?
2
A printer prints 20 pages in 5 minutes. How many pages does it print per minute?
3
The ratio of red to blue marbles is 3:5. If there are 9 red marbles, how many blue marbles are there?
Sample Practice Questions
Easy
A recipe needs 2 eggs for 12 cookies. How many eggs are needed for 24 cookies?
0.4
1.6
2.14
3.2
Easy
A car travels 10 miles in 2 hours. How many miles does it travel per hour?
0.2 mph
1.5 mph
2.8 mph
3.12 mph
Easy
The ratio of cats to dogs at a shelter is 1:3. If there are 4 cats, how many dogs are there?
0.7
1.8
2.12
3.16
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