4MA1/1FR Jun 2019, Question 13: Constructing Equations
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 1FR (Foundation) · Calculator · 3 marks
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The question, in short
Write a formula for the total cost T dollars when p kg of potatoes at 2 dollars per kg and c kg of carrots at 3 dollars per kg are bought.
Summarised in our own words. Use the official paper for the exact wording and any diagrams.
Solution · 3 marks
- 1cost of potatoes is 2 × p = 2p
- 2cost of carrots is 3 × c = 3c
- 3total cost T = 2p + 3c
AnswerT = 2p + 3c
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