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Lintel Jan 1 - 7 25 questions
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Monday 11 April 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    What is 5.4 + 3.29 + 0.49?

    Answer: 5.4 + 3.29 + 0.49 = 9.18
  2. 2. Algebra

    Collect like terms: 4x + 6y + 2x + 2y

    Answer: 6x + 8y
  3. 3. Geometry

    Adjacent = 25cm, hypotenuse = 30cm. Find the angle

    Answer: 33.6°
  4. 4. Ratio

    Simplify the ratio 6m:600cm

    Answer: 1:100
  5. 5. Statistics

    A bag has 4 red and 7 blue balls. What is the probability of picking a red ball?

    Answer: 411

Tuesday 12 April 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 96. What are the numbers?

    Answer: 31, 32, and 33
  2. 2. Algebra

    Collect like terms: 7x + 3y + 5x + 4y

    Answer: 12x + 7y
  3. 3. Geometry

    Calculate the area of a right triangle with perpendicular sides 13cm and 14cm

    Answer: 91cm²
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

    A bag has 6 red and 6 blue balls. What is the probability of picking a red ball?

    Answer: 12

Wednesday 13 April 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    What is the missing number: 59 + ? = 106

    Answer: 47
  2. 2. Algebra

    Find the next term: 1, 3, 7, 13, ...

    Answer: 21
  3. 3. Geometry

    Adjacent = 24cm, hypotenuse = 30cm. Find the angle

    Answer: 36.9°
  4. 4. Ratio

    Calculate 34.1% of 423

    Answer: 144.24
  5. 5. Statistics

    Find the range of: 34, 17, 27, -22, 39

    Answer: 61

Thursday 14 April 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 489 + 261

    Answer: 489 + 261 = 750
  2. 2. Algebra

    Solve: x4 = 10

    Answer: x = 40
  3. 3. Geometry

    Adjacent = 25cm, hypotenuse = 37cm. Find the angle

    Answer: 47.5°
  4. 4. Ratio

    Simplify: 15:18:15

    Answer: 5:6:5
  5. 5. Statistics

    A bag has 5 red and 3 blue balls. What is the probability of picking a red ball?

    Answer: 58

Friday 15 April 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 14 + 26 + 16

    Answer: 34
  2. 2. Algebra

    Expand: 5(6x + 6)

    Answer: 30x + 30
  3. 3. Geometry

    Calculate the distance between (2, 3) and (5, 7)

    Answer: 5
  4. 4. Ratio

    Simplify: 20:16:24

    Answer: 5:4:6
  5. 5. Statistics

    Find the range of: 40, -4, -6, 7, -28

    Answer: 68