Grade 7 · Math · Ratios and proportions | QuizPrint

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Grade 7 Math: Ratios and proportions QuizPrint.CA Ontario curriculum: Mathematics (2020) · Number B2.10 — identify proportional situations and apply proportional reasoning NameDateScore 1. A box has 14 red counters and 9 blue counters. What is the ratio of red counters to all counters? 2. If 9:12 = 63:x, what is x? 3. A ratio table shows 10 → 12, 20 → 24, 30 → 36. What goes with 40? 4. 6 pencils cost $23.10. How much does one pencil cost? 5. A train travels 89 km each hour. At the same rate, how far does it travel in 7 hours? 6. A map scale is 1 cm to 7 km. How far apart are two towns that are 6 cm apart on the map? 7. A drawing is enlarged by a scale factor of 7. A side that measures 20 cm becomes how long? 8. A club has 77 students. The ratio of boys to girls is 2:5. Then 11 girls join and 4 boys leave. What is the new ratio of girls to boys? 9. A shop uses 8 cups of mix to make 12 muffins. If the shop plans to sell 96 muffins and expects to lose 1.25 cups to waste for each batch of 12, how much mix should they buy in total? 10. The graph shows a proportional relationship between crates (x) and minutes (y). What is the unit rate in minutes per crate? Sign in to manage students and save worksheet results. Fresh practice from quizprint.ca. Unofficial practice — not a ministry test or resource. Answer key Grade 7 Math: Ratios and proportions Ontario curriculum: Mathematics (2020) · Number B2.10 — identify proportional situations and apply proportional reasoning Question numbers match the worksheet. 1.A) 14:23 2.C) 84Both parts are multiplied by 7. 3.B) 48Each row multiplies 10:12 by the same number. 4.B) $3.85 5.D) 623 km 6.B) 42 km 7.A) 140 cm 8.C) 11:3Start with 22 boys and 55 girls, apply the changes, then simplify. 9.A) 74 cups8 batches need 64 cups for the recipe plus 10 cups of waste. 10.A) 9 minutes per crateWhen x = 1, y = 9, so the unit rate is 9 minutes per crate. Keep this page if you are printing for a child. Fresh practice from quizprint.ca. Unofficial practice — not a ministry test or resource.

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