Year 7
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Lesson details
Key learning points
- In this lesson, we will identify multiplicative relationships between 'times tables' and use patterns to solve problems in direct proportion contexts.
Licence
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5 Questions
Q1.
Fill in the gaps: If the proportion between the ____________ is constant, then the ratios are __________________.
proportions, equivalent
proportions, the same
ratios, the same
Q2.
The ratio of the top bar is 1 : 5 : 2. What is the equivalent ratio shown on the bottom bar?
3 : 12 : 6
3 : 14 : 6
3 : 16 : 6
Q3.
Squash and water are mixed in the following ratios to make a drink. Which drinks will taste the same? A) 4:10 B) 3:8 C) 9:24 D) 15:25
A and B and C
A and D
All of them
None of them
Q4.
Light green paint is mixed with green : white as 2: 5. What ratio would be needed for 12 units of green?
12 : 12
12 : 20
12 : 5
Q5.
Light green paint is mixed with green : white as 2: 5. Write the ratio for the white paint needed for 1 unit of green.
1 : 1
1 : 5
2 : 1
5 Questions
Q1.
Fill in the gap: If two quantities are in the same ratio then there are _______ relationships I can use to find a missing value.
four
one
three
Q2.
Lots of the same groups of yellow and red counters are put in a bag. Fill in the missing value in the ratio table.
1.25
25
6.25
Q3.
Lots of the same groups of yellow and red counters are put in a bag. Fill in the missing value in the ratio table.
1.3
3.9
6
Q4.
Lots of the same groups of yellow and red counters are put in a bag. Fill in the missing value in the ratio table.
16.1
2.3
5
Q5.
Yellow and red counters are in the ratio 2 : 3. What fraction of the counters are yellow?
2/3
3/2
3/5