Rates and unit comparisons
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Log in to continueCompare quantities with different units by finding the amount per one unit.
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A vehicle travels 180 km in 3 hours at a constant speed. What is its speed?
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Answer: 60 km/h
- Speed = distance ÷ time.
- 180 ÷ 3 = 60 km/h.
- 180 ÷ 3 = 60.
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Curriculum reference
Victorian Curriculum F–10 Version 2.0
Pi Leo practice scope
Compare quantities with different units by finding the amount per one unit.
Read the official VCAA curriculum description (VC2M8M05)
These quizzes practise concepts within this topic. Multiple-choice answers alone do not demonstrate drawing, conducting an investigation or using a digital tool.
- VC2M8M05-C01Find rates connecting distance and time.
- VC2M8M05-C02Use unit rates to compare quantities.
- VC2M8M05-C03Use unit rates to decide which of two offers is cheaper per unit.
- VC2M8M05-C04Apply and explain rates and unit comparisons using calculate and explain each step.
- VC2M8M05-C05Apply and explain rates and unit comparisons using compare evidence and check a claim.
- VC2M8M05-C06Apply and explain rates and unit comparisons using build and check a model.
- VC2M8M05-C07Apply and explain rates and unit comparisons using read and connect representations.
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Subskills
These practice subskills map to the curriculum topic. Guided activities cover skills beyond multiple-choice questions.
Descriptor-derived subskills
- D01Read the units in a rateFind rates connecting distance and time.
- D02Make fair price comparisonsUse unit rates to compare quantities.
- D03Compare like with likeUse unit rates to decide which of two offers is cheaper per unit.
- D04Calculate and explain each stepApply and explain rates and unit comparisons using calculate and explain each step.
- D05Compare evidence and check a claimApply and explain rates and unit comparisons using compare evidence and check a claim.
- D06Build and check a modelApply and explain rates and unit comparisons using build and check a model.
- D07Read and connect representationsApply and explain rates and unit comparisons using read and connect representations.