Lesson T3.2.2
T3.2.2 Ratio notation and simplifying Quiz: KS3 Maths, Unit 3
20 questions
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Lesson T3.2.2, Ratio notation and simplifying: 20 multiple choice questions for the KS3 Maths (National Curriculum), Unit 3: Ratio, proportion and rates of change, written with Revision Ninja.
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The 20 questions
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Simplify the ratio 12 : 18.
- 4 : 9
- 2 : 3
- 12 : 18
- 3 : 2
-
Simplify the ratio 20 : 45.
- 4 : 9
- 5 : 9
- 4 : 5
- 2 : 5
-
Write 3 m to 50 cm as a ratio in its simplest form.
- 3 : 1
- 300 : 5
- 1 : 6
- 6 : 1
-
Simplify the ratio 4 : 6 : 10.
- 2 : 3 : 5
- 2 : 3 : 4
- 1 : 1.5 : 2.5
- 4 : 6 : 10
-
A bag has 8 red and 12 blue sweets. What is the ratio of red to blue in its simplest form?
- 3 : 2
- 8 : 12
- 4 : 6
- 2 : 3
-
Simplify the ratio 0.4 : 1.2.
- 2 : 6
- 3 : 1
- 1 : 3
- 1 : 2
-
Simplify the ratio ½ : ⅓.
- 1 : 2
- 3 : 2
- 6 : 1
- 2 : 3
-
In the ratio 5 : 8, for every 5 parts of A there are how many parts of B?
- 5
- 3
- 8
- 13
-
The ratio 3 : 4 is equivalent to 9 : what number?
- 8
- 12
- 7
- 16
-
Ingredients are in the ratio 3 : 1 blue to yellow paint. If 9 litres of blue paint are used, how many litres of yellow are needed?
- 9 litres
- 27 litres
- 3 litres
- 12 litres
-
Simplify the ratio 36 : 48 : 60.
- 6 : 8 : 10
- 36 : 48 : 60
- 9 : 12 : 15
- 3 : 4 : 5
-
Which ratio is in its simplest form?
- 9 : 12
- 3 : 7
- 4 : 10
- 6 : 14
-
A recipe uses 250 g of flour and 100 g of butter. What is the ratio of flour to butter in its simplest form?
- 250 : 100
- 25 : 10
- 2 : 5
- 5 : 2
-
Simplify the ratio 2/5 : 3/10.
- 3 : 4
- 6 : 20
- 2 : 3
- 4 : 3
-
Simplify the ratio 1.5 : 2.25.
- 1.5 : 2.25
- 2 : 3
- 1 : 2
- 3 : 4
-
Write 15 cm to 1.2 m as a ratio in its simplest form.
- 5 : 40
- 15 : 12
- 1 : 12
- 1 : 8
-
Write 2 hours to 30 minutes as a ratio in its simplest form.
- 8 : 1
- 1 : 4
- 2 : 1
- 4 : 1
-
Mortar is mixed with sand to cement in the ratio 4 : 1. How much sand is needed for every 1 kg of cement?
- 5 kg
- 0.25 kg
- 1 kg
- 4 kg
-
Which ratio is equivalent to 2 : 5?
- 3 : 5
- 2 : 10
- 5 : 2
- 4 : 10
-
A ratio of 7 : 3 compares two quantities. What is the ratio of the second quantity to the first?
- 7 : 10
- 10 : 3
- 7 : 3
- 3 : 7
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