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Unit Quiz

Ratio (8.7a)

This quiz will help you to assess your learning of key concepts and knowledge in this unit.

Q1.I have 5 yellow counters and 7 green counters. What fraction of the counters are green?


Q2.I have a bag of pink and brown cubes. 5/11 of the cubes are pink. What is the ratio of pink cubes:brown cubes?


Q3.Purple paint is made by mixing blue paint and red paint in the ratio 4:3. How much blue paint is needed to mix with 24L of red paint?


Q4.Fill in the gap: the ratio between the side lengths AB and BC is 2 : ____.


Q5.Fill in the gap: The constant of _________ between the two triangles is 3.5.


Q6.What is the length of DE?


Q7.If a double number line starts with 4 on the top and 3 on the bottom, what will be the first number that appears both above and below the lines?


Q8.On a double number line, 4 is above the line and 4.8 is below the line. What is the constant of proportionality?


Q9.What is the constant of proportionality for this number line?


Q10.Fill in the gap: If two quantities are in the same ratio then there are _______ relationships I can use to find a missing value.


Q11.Lots of the same groups of yellow and red counters are put in a bag. Fill in the missing value in the ratio table.


Q12.Yellow and red counters are in the ratio 2 : 3. What fraction of the counters are yellow?