6.2 Ratios - Mastery test
1. Select the correct answer.
Lauren bought 6 yellow roses, 10 orange roses, and 12 pink roses to make a bouquet. What is the ratio of the number of yellow roses to the total number of roses in Lauren’s bouquet?
A. 6 : 10
B. 6 : 12
C. 6 : 2
D. 6 : 28
2. Select the correct answer.
James has 6 stamps in his stamp collection. Roy has 12 stamps in his stamp collection. James adds 2 stamps to his stamp collection. After James adds these stamps, what is the ratio of the number of stamps in James's collection to the number of stamps in Roy’s collection?
A. 1 : 2
B. 2 : 1
C. 3 : 2
D. 2 : 3
3. Drag the tiles to the correct boxes to complete the pairs.
Match each ratio with its simplest form.
4. Drag the tiles to the correct boxes to complete the pairs. Not all tiles will be used.
Match the statements to the correct ratios.
5. Select the correct answer.
Which ratios are equal to each other?
A. 1 : 16 and 2 : 8
B. 2 : 32 and 4 : 8
C. 1 : 64 and 4 : 16
D. 1 : 16 and 4 : 64
6. Type the correct answer in each box.
Elena has 32 hair ties. Melanie has 8 hair ties.
The ratio of Elena’s hair ties to Melanie’s hair ties is [ ] : 1. If, Melanie gets 4 more hair ties, the new ratio of Elena’s hair ties to Melanie’s hair ties is 8 : [ ]
7. Select the correct answer.
In the diagram, how many circles are there for each square?
A. 1
B. 2
C. 12
D. 18
8. Select the correct answer.
In the diagram, what is the ratio of patterned circles to plain circles?
