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Capstone Jan 1 - 7 25 questions
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Monday 24 February 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 15 + 12 + 23

    Answer: 4130
  2. 2. Algebra

    Solve: x2 = 18

    Answer: x = 36
  3. 3. Geometry

    Adjacent = 18cm, hypotenuse = 29cm. Find the angle

    Answer: 51.6°
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 25

Tuesday 25 February 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 114. What are the numbers?

    Answer: 37, 38, and 39
  2. 2. Algebra

    Solve: x7 = 1

    Answer: x = 7
  3. 3. Geometry

    Adjacent = 26cm, hypotenuse = 34cm. Find the angle

    Answer: 40.1°
  4. 4. Ratio

    Simplify the ratio 3m:300cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 4 red, 5 blue and 6 green sections. Probability of landing on red?

    Answer: 415

Wednesday 26 February 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 126. What are the numbers?

    Answer: 41, 42, and 43
  2. 2. Algebra

    Factorise fully: 10x² + 10x

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

    Adjacent = 23cm, hypotenuse = 33cm. Find the angle

    Answer: 45.8°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 25

Thursday 27 February 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 111. What are the numbers?

    Answer: 36, 37, and 38
  2. 2. Algebra

    Solve: x3 = 9.3333333333333

    Answer: x = 28
  3. 3. Geometry

    Adjacent = 20cm, hypotenuse = 26cm. Find the angle

    Answer: 39.7°
  4. 4. Ratio

    Calculate 47.8% of 586

    Answer: 280.11
  5. 5. Statistics

    A spinner has 3 red, 3 blue and 2 green sections. Probability of landing on red?

    Answer: 38

Friday 28 February 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 993 + 533

    Answer: 1526
  2. 2. Algebra

    Solve: x7 = 1.7142857142857

    Answer: x = 12
  3. 3. Geometry

    Find the distance between (-5, 2) and (11, 11)

    Answer: 18.36
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 5 numbers is 33. If 4 of them are 49, 19, 28, 33, what is the missing number?

    Answer: 36