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Exercise and reference answers

Items
  1. Group
    30x < 200
    Item
    x < 20/3
  2. Group
    30x < 200
    Item
    Six naturals
  3. Group
    30x < 200
    Item
    Up to 6
  4. Group
    5x-3<3x+1
    Item
    x < 2
  5. Group
    5x-3<3x+1
    Item
    Largest is 1
  6. Group
    5x-3<3x+1
    Item
    Open at 2
  7. Group
    4x+3<6x+7
    Item
    x > -2
  8. Group
    4x+3<6x+7
    Item
    Above -2
  9. Group
    4x+3<6x+7
    Item
    2x on right
Groups
  1. Item
    30x < 200
  2. Item
    5x-3<3x+1
  3. Item
    4x+3<6x+7
Instructions
Drop each clue onto the first, second or third worked inequality.

Explanation

_Source: syllabus Mathematics, Chapter 6, Linear Inequalities._
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