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Lintel Jan 1 - 7 25 questions
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Monday 13 March 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 285 + 371

    Answer: 285 + 371 = 656
  2. 2. Algebra

    What is the next term? 8, 24, 72, 216, ...

    Answer: 648
  3. 3. Geometry

    Find perimeter: adjacent = 25cm, angle = 49°

    Answer: 91.9cm
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

    A bag has 4 red and 8 blue balls. What is the probability of picking a red ball?

    Answer: 13

Tuesday 14 March 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    What is the missing number: 84 + ? = 163

    Answer: 79
  2. 2. Algebra

    Solve: 9x = 90

    Answer: x = 10
  3. 3. Geometry

    Find the distance between (-1, -5) and (10, 8)

    Answer: 17.03
  4. 4. Ratio

    Find 56% of 164

    Answer: 91.84
  5. 5. Statistics

    Find the range of: 0, -18, -10, 46, -10

    Answer: 64

Wednesday 15 March 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 46 + 12 + 12

    Answer: 53
  2. 2. Algebra

    Solve: x7 = 1

    Answer: x = 7
  3. 3. Geometry

    Opposite = 13cm, adjacent = 10cm. Calculate the angle

    Answer: 52.4°
  4. 4. Ratio

    Simplify: 8:10:8

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

    A bag has 4 red and 6 blue balls. What is the probability of picking a red ball?

    Answer: 25

Thursday 16 March 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Find the total of 180, 222, and 52

    Answer: 454
  2. 2. Algebra

    Factorise fully: 30x² + 25x

    Answer: 5x(6x + 5)
  3. 3. Geometry

    Adjacent = 19cm, hypotenuse = 35cm. Find the angle

    Answer: 57.1°
  4. 4. Ratio

    Simplify: 6:9:15

    Answer: 2:3:5
  5. 5. Statistics

    A bag has 6 red and 5 blue balls. What is the probability of picking a red ball?

    Answer: 611

Friday 17 March 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 997 + 647

    Answer: 1644
  2. 2. Algebra

    Solve: 2x = 10

    Answer: x = 5
  3. 3. Geometry

    Opposite = 9cm, adjacent = 14cm. Calculate the angle

    Answer: 32.7°
  4. 4. Ratio

    Simplify: 15:18:12

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

    Find the range of: -12, 9, 3, 3, 21

    Answer: 33