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Lintel Jan 1 - 7 25 questions
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Monday 23 September 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 289 + 820

    Answer: 289 + 820 = 1109
  2. 2. Algebra

    Factorise: 2x² + 2x

    Answer: 2x(x + 1)
  3. 3. Geometry

    Opposite = 12cm, adjacent = 16cm. Calculate the angle

    Answer: 36.9°
  4. 4. Ratio

    Simplify: 20:20:8

    Answer: 5:5:2
  5. 5. Statistics

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

    Answer: 12

Tuesday 24 September 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Find the total of 244, 269, and 148

    Answer: 661
  2. 2. Algebra

    Collect like terms: 6x + 5y + 8x + 8y

    Answer: 14x + 13y
  3. 3. Geometry

    Calculate perimeter: two sides are 8cm and 13cm at right angles

    Answer: 36.3cm
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

    Find the range of: -7, 25, -16, 1, 24

    Answer: 41

Wednesday 25 September 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 150. What are the numbers?

    Answer: 49, 50, and 51
  2. 2. Algebra

    Factorise fully: 9x² + 21x

    Answer: 3x(3x + 7)
  3. 3. Geometry

    Adjacent = 16cm, hypotenuse = 27cm. Find the angle

    Answer: 53.7°
  4. 4. Ratio

    Simplify the ratio 6m:600cm

    Answer: 1:100
  5. 5. Statistics

    A bag has 6 red and 3 blue balls. What is the probability of picking a red ball?

    Answer: 23

Thursday 26 September 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 998 + 827

    Answer: 998 + 827 = 1825
  2. 2. Algebra

    Solve: x8 = 4.5

    Answer: x = 36
  3. 3. Geometry

    Opposite = 16cm, adjacent = 17cm. Calculate the angle

    Answer: 43.3°
  4. 4. Ratio

    Simplify the ratio 3m:300cm

    Answer: 1:100
  5. 5. Statistics

    A bag has 8 red and 8 blue balls. What is the probability of picking a red ball?

    Answer: 12

Friday 27 September 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 2.83 + 49.68 + 0.391

    Answer: 2.83 + 49.68 + 0.391 = 52.901
  2. 2. Algebra

    Solve: 7x - 8 = 3x + 0

    Answer: x = 2
  3. 3. Geometry

    Find c if a = 15cm and b = 17cm in a right triangle

    Answer: 22.7cm
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    Find the range of: -23, 10, 31, 32, 18

    Answer: 55