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Year 7 Best Buys and Unit Prices Worksheet — Level 1 — Practice Set 4 — Answers

Answer sheet with worked solutions for the Year 7 ratio & rates worksheet.

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Success TutoringWorksheetsAnswer sheetYear 7 · Mathematics · Ratio & Rates

Year 7 Best Buys and Unit Prices Worksheet — Level 1 — Practice Set 4 — Answers

Find the price for the same amount of each (the unit price), then compare. Show your working.

1.Pasta costs $4.10 for 1 kg. What is the price per 100 g?

Answer: $0.41

  1. $4.10 ÷ 10 = $0.41 per 100 g
2.Oats costs $13.80 for 2 kg. What is the price per 100 g?

Answer: $0.69

  1. $13.80 ÷ 20 = $0.69 per 100 g
3.Oats costs $3.70 for 500 g. What is the price per 100 g?

Answer: $0.74

  1. $3.70 ÷ 5 = $0.74 per 100 g
4.Oats costs $3.30 for 500 g. What is the price per 100 g?

Answer: $0.66

  1. $3.30 ÷ 5 = $0.66 per 100 g
5.Oats costs $3.85 for 500 g. What is the price per 100 g?

Answer: $0.77

  1. $3.85 ÷ 5 = $0.77 per 100 g
6.Pasta costs $4.70 for 1 kg. What is the price per 100 g?

Answer: $0.47

  1. $4.70 ÷ 10 = $0.47 per 100 g
7.Rice costs $3.50 for 500 g. What is the price per 100 g?

Answer: $0.70

  1. $3.50 ÷ 5 = $0.70 per 100 g
8.Oats costs $1.95 for 500 g. What is the price per 100 g?

Answer: $0.39

  1. $1.95 ÷ 5 = $0.39 per 100 g
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