📊 Ratios and Proportional Relationships
Understand and apply ratios, rates, and proportional relationships to solve real-world problems. **What you'll learn:** - Identify and simplify ratios in different forms - Recognize and use proportional relationships - Solve problems involving unit rates and scaling - Apply proportions to real-world situations
Questions in this quiz
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- Question 1
A recipe calls for 2 cups of flour and 3 cups of sugar. What is the ratio of flour to sugar?
- Question 2
The ratios and are equivalent ratios.
- Question 3
If a car travels 120 miles in 2 hours, the unit rate is ___ miles per hour.
- Question 4
Which pair of ratios are proportional?
- Question 5
If the ratio of boys to girls in a class is , then for every 3 girls there are 2 boys.
- Question 6
A map scale shows that 1 inch represents 50 miles. If two cities are 3.5 inches apart on the map, how many miles apart are they in reality?
- Question 7
A recipe for 4 servings requires 2 cups of rice. To make 10 servings, you need ___ cups of rice.
- Question 8
Two quantities are in a proportional relationship if their ratio is always constant.
- Question 9
A store sells 5 notebooks for $12. At this rate, how much would 8 notebooks cost?
- Question 10
A model car is built to a scale where 1 cm represents 2 meters. If the model car is 8 cm long, the actual car is ___ meters long.