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Proportional Reasoning-2: Practice 4

Practise focused skills from Proportional Reasoning-2

MathematicsGrade 8Mixed12 questions24 min
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Section A: Core Practice · 6 questionsSection B: Reasoning and Application · 6 questions
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Section A: Core Practice

Build core ideas for this chapter.

Choose the best answer for each question.

Question 1
EasyQuestion

Scale the ratio 3:43:4 by a factor of 55. What is the new ratio?

Topic: Compound Proportional Reasoning · Skill: Solve multi-step rate and proportion problems

Question 2
EasyQuestion

A problem involves more workers, fewer hours, and the same amount of work. What is the best strategy?

Topic: Compound Proportional Reasoning · Skill: Complete proportion tables with missing values

Question 3
MediumQuestion

In a pie chart, 6060 out of 240240 students chose sports. What percent is this?

Topic: Pie Charts and Proportional Data · Skill: Convert data values into pie-chart angles

Question 4
MediumQuestion

In a pie chart, 180180 out of 720720 students chose sports. What percent is this?

Topic: Pie Charts and Proportional Data · Skill: Interpret pie charts using fractions and percentages

Question 5
MediumQuestion

A sector represents 2525% of a pie chart. What is its central angle?

Topic: Pie Charts and Proportional Data · Skill: Judge conclusions from proportional data displays

What this assignment covers

Progressive Grade 8 Math practice for Proportional Reasoning-2 covering Compound Proportional Reasoning, Inverse Proportion, Pie Charts and Proportional Data.

Skills and sections

Solve multi-step rate and proportion problems, Complete proportion tables with missing values, Convert data values into pie-chart angles, Interpret pie charts using fractions and percentages, Judge conclusions from proportional data displays

  • Section A: Core Practice: 6 questions
  • Section B: Reasoning and Application: 6 questions