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Capstone Jan 1 - 7 25 questions
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Monday 20 June 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: y2 × y4 × y3

    Answer: y9
  2. 2. Algebra

    Expand: 4(8x - 4)

    Answer: 32x - 16
  3. 3. Geometry

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

    Answer: 53.7°
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 4 red, 5 blue and 3 green sections. Probability of landing on red?

    Answer: 13

Tuesday 21 June 2022

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

    Solve: x4 = 7.75

    Answer: x = 31
  3. 3. Geometry

    Adjacent = 22cm, hypotenuse = 33cm. Find the angle

    Answer: 48.2°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 6 numbers is 36. If 5 of them are 40, 38, 17, 36, 43, what is the missing number?

    Answer: 42

Wednesday 22 June 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 120. What are the numbers?

    Answer: 39, 40, and 41
  2. 2. Algebra

    Factorise fully: 25x² + 30x

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

    Adjacent = 14cm, hypotenuse = 21cm. Find the angle

    Answer: 48.2°
  4. 4. Ratio

    Calculate 34.9% of 960

    Answer: 335.04
  5. 5. Statistics

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

    Answer: 13

Thursday 23 June 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 994 + 801

    Answer: 1795
  2. 2. Algebra

    Solve: x6 = 5.5

    Answer: x = 33
  3. 3. Geometry

    A right triangle has hypotenuse 10cm and one side 6cm. Find its area

    Answer: 24cm²
  4. 4. Ratio

    Calculate 33.3% of 223

    Answer: 74.26
  5. 5. Statistics

    A spinner has 6 red, 2 blue and 6 green sections. Probability of landing on red?

    Answer: 37

Friday 24 June 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 120. What are the numbers?

    Answer: 39, 40, and 41
  2. 2. Algebra

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

    Answer: 21
  3. 3. Geometry

    Adjacent = 21cm, hypotenuse = 35cm. Find the angle

    Answer: 53.1°
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 5 red, 4 blue and 2 green sections. Probability of landing on red?

    Answer: 511