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Capstone Jan 1 - 7 25 questions
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Monday 28 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Three lengths are 4.07m, 1.42m and 4.67m. What is their total length?

    Answer: 10.16m
  2. 2. Algebra

    Simplify: 7x - 2x + 10y - 9y

    Answer: 5x + y
  3. 3. Geometry

    Adjacent = 26cm, hypotenuse = 40cm. Find the angle

    Answer: 49.5°
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 5 numbers is 26. If 4 of them are 25, 31, 26, 38, what is the missing number?

    Answer: 10

Tuesday 29 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

    Expand: 8(7x - 10)

    Answer: 56x - 80
  3. 3. Geometry

    Adjacent = 24cm, hypotenuse = 43cm. Find the angle

    Answer: 56.1°
  4. 4. Ratio

    Calculate 14.8% of 681

    Answer: 100.79
  5. 5. Statistics

    The mean of 4 numbers is 40. If 3 of them are 26, 23, 33, what is the missing number?

    Answer: 78

Wednesday 30 November 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 991 + 895

    Answer: 1886
  2. 2. Algebra

    Find the next term: 1, 2, 4, 7, ...

    Answer: 11
  3. 3. Geometry

    Adjacent = 17cm, hypotenuse = 28cm. Find the angle

    Answer: 52.6°
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 3⁄10

Thursday 1 December 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 132. What are the numbers?

    Answer: 43, 44, and 45
  2. 2. Algebra

    Factorise fully: 6x² + 10x

    Answer: 2x(3x + 5)
  3. 3. Geometry

    Adjacent = 15cm, hypotenuse = 29cm. Find the angle

    Answer: 58.9°
  4. 4. Ratio

    Simplify the ratio 4m:400cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 5⁄12

Friday 2 December 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 3⁄5 + 1⁄4 + 5⁄6

    Answer: 101⁄60
  2. 2. Algebra

    Solve: x⁄7 = 3.7142857142857

    Answer: x = 26
  3. 3. Geometry

    Adjacent = 20cm, hypotenuse = 30cm. Find the angle

    Answer: 48.2°
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 5 numbers is 28. If 4 of them are 39, 50, 29, 22, what is the missing number?

    Answer: 0