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Capstone Jan 1 - 7 25 questions
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Monday 14 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 993 + 627

    Answer: 1620
  2. 2. Algebra

    Solve: x⁄4 = 9.25

    Answer: x = 37
  3. 3. Geometry

    Adjacent = 20cm, hypotenuse = 34cm. Find the angle

    Answer: 54°
  4. 4. Ratio

    Calculate 31.4% of 893

    Answer: 280.4
  5. 5. Statistics

    A spinner has 5 red, 2 blue and 2 green sections. Probability of landing on red?

    Answer: 5⁄9

Tuesday 15 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 147. What are the numbers?

    Answer: 48, 49, and 50
  2. 2. Algebra

    Solve: x⁄2 = 4.5

    Answer: x = 9
  3. 3. Geometry

    Adjacent = 21cm, hypotenuse = 34cm. Find the angle

    Answer: 51.9°
  4. 4. Ratio

    Calculate 33.5% of 900

    Answer: 301.5
  5. 5. Statistics

    A spinner has 3 red, 5 blue and 6 green sections. Probability of landing on red?

    Answer: 3⁄14

Wednesday 16 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 141. What are the numbers?

    Answer: 46, 47, and 48
  2. 2. Algebra

    Factorise fully: 9x² + 12x

    Answer: 3x(3x + 4)
  3. 3. Geometry

    Adjacent = 19cm, hypotenuse = 34cm. Find the angle

    Answer: 56°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 4 numbers is 40. If 3 of them are 38, 43, 28, what is the missing number?

    Answer: 51

Thursday 17 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 90. What are the numbers?

    Answer: 29, 30, and 31
  2. 2. Algebra

    Solve: x⁄8 = 1.875

    Answer: x = 15
  3. 3. Geometry

    Adjacent = 24cm, hypotenuse = 31cm. Find the angle

    Answer: 39.3°
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 2 red, 4 blue and 4 green sections. Probability of landing on red?

    Answer: 1⁄5

Friday 18 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: y3 × y3 × y2

    Answer: y8
  2. 2. Algebra

    Solve: x⁄3 = 10.666666666667

    Answer: x = 32
  3. 3. Geometry

    Adjacent = 23cm, hypotenuse = 30cm. Find the angle

    Answer: 39.9°
  4. 4. Ratio

    Calculate 31.5% of 422

    Answer: 132.93
  5. 5. Statistics

    The mean of 6 numbers is 25. If 5 of them are 17, 35, 32, 24, 27, what is the missing number?

    Answer: 15