7th Grade Best Buys and Unit Prices Worksheet — Level 1 — Practice Set 3 — Answers
Answer sheet with worked solutions for the 7th Grade ratios & rates worksheet.
Success TutoringWorksheetsAnswer sheet7th Grade · Mathematics · Ratio & Rates7th Grade Best Buys and Unit Prices Worksheet — Level 1 — Practice Set 3 — Answers
Find the price for the same amount of each (the unit price), then compare. Show your work.
1.Oats costs $5.70 for 1 kg. What is the price per 100 g?
Answer: $0.57
- $5.70 ÷ 10 = $0.57 per 100 g
2.Pasta costs $1.70 for 500 g. What is the price per 100 g?
Answer: $0.34
- $1.70 ÷ 5 = $0.34 per 100 g
3.Rice costs $8.20 for 1 kg. What is the price per 100 g?
Answer: $0.82
- $8.20 ÷ 10 = $0.82 per 100 g
4.Juice costs $2.20 for 1 L. What is the price per 100 mL?
Answer: $0.22
- $2.20 ÷ 10 = $0.22 per 100 mL
5.Rice costs $17.00 for 2 kg. What is the price per 100 g?
Answer: $0.85
- $17.00 ÷ 20 = $0.85 per 100 g
6.Oats costs $11.20 for 2 kg. What is the price per 100 g?
Answer: $0.56
- $11.20 ÷ 20 = $0.56 per 100 g
7.Oats costs $2.10 for 500 g. What is the price per 100 g?
Answer: $0.42
- $2.10 ÷ 5 = $0.42 per 100 g
8.Oats costs $3.70 for 1 kg. What is the price per 100 g?
Answer: $0.37
- $3.70 ÷ 10 = $0.37 per 100 g
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