Simple Scaling: Real-world Applications
Mathematics
Grade 7
12 questions
~24 mins
1 views0 downloads
About This Worksheet
This worksheet explores simple scaling through real-world applications, helping students understand how to apply the unitary method to scale measurements and quantities accurately.
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Full preview • 12 questions
Simple Scaling: Real-world Applications
Subject: MathematicsGrade: Grade 7
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Untitled Worksheet
Grade Grade 7
A
Practice Questions
Answer all questions. Show your working in the grid spaces provided.
1.
If 5 apples cost $10, what is the cost of 8 apples? Show your working.
[3 marks]2.
A car travels 150 km in 3 hours. How far will it travel in 7 hours at the same speed? Show your working.
[3 marks]3.
A recipe that serves 4 people requires 200 grams of flour. How much flour is needed to serve 10 people? Show your working.
[3 marks]4.
A map shows a distance of 12 cm representing 60 km in real life. What is the scale factor for 1 cm? Show your working.
[2 marks]5.
A printer prints 250 pages in 30 minutes. How many pages can it print in 2 hours? Show your working.
[3 marks]6.
A cyclist covers 45 km in 3 hours. How far will they travel in 8 hours at the same speed? Show your working.
[3 marks]7.
A painter takes 4 days to complete a wall painting. How long will it take to paint 3 similar walls if working at the same rate? Show your working.
[3 marks]8.
A car's fuel consumption is 8 liters per 100 km. How much fuel is needed for a 350 km trip? Show your working.
[3 marks]9.
A photograph enlarges a small picture from 4 cm by 6 cm to 16 cm by 24 cm. Is this a scale factor of 2, 3, or 4? Justify your answer.
[4 marks]10.
A factory produces 1200 units of a product in 5 days. How many units can it produce in 8 days, assuming the same rate? Show your working.
[3 marks]11.
A model of a building is 15 cm tall. The actual building is 60 meters tall. What is the scale factor of the model? Show your working.
[3 marks]12.
Identify and correct the mistake in this scaling problem: 'A recipe for 4 people uses 300 grams of sugar. To make it for 10 people, you only need 600 grams.'
[4 marks]Quick Actions
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Details
- Created
- 1/1/2026
- Updated
- 1/1/2026
- Type
- worksheet