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Capstone Jan 1 - 7 25 questions
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Monday 13 September 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 996 + 637

    Answer: 1633
  2. 2. Algebra

    Solve: x6 = 5

    Answer: x = 30
  3. 3. Geometry

    Adjacent = 22cm, hypotenuse = 32cm. Find the angle

    Answer: 46.6°
  4. 4. Ratio

    Calculate 39.4% of 250

    Answer: 98.5
  5. 5. Statistics

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

    Answer: 14

Tuesday 14 September 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 117. What are the numbers?

    Answer: 38, 39, and 40
  2. 2. Algebra

    Solve: x5 = 3.2

    Answer: x = 16
  3. 3. Geometry

    Adjacent = 22cm, hypotenuse = 32cm. Find the angle

    Answer: 46.6°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 6 red, 5 blue and 2 green sections. Probability of landing on red?

    Answer: 613

Wednesday 15 September 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 138. What are the numbers?

    Answer: 45, 46, and 47
  2. 2. Algebra

    Factorise fully: 6x² + 14x

    Answer: 2x(3x + 7)
  3. 3. Geometry

    Find c if a = 13cm and b = 14cm in a right triangle

    Answer: 19.cm
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 5 numbers is 38. If 4 of them are 37, 30, 24, 22, what is the missing number?

    Answer: 77

Thursday 16 September 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The temperature is -10°C. It rises by 20°C. What is the new temperature?

    Answer: 10°C
  2. 2. Algebra

    Simplify: 12x - 3x + 7y - 2y

    Answer: 9x + 5y
  3. 3. Geometry

    Adjacent = 13cm, hypotenuse = 32cm. Find the angle

    Answer: 66°
  4. 4. Ratio

    Calculate 47.3% of 500

    Answer: 236.5
  5. 5. Statistics

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

    Answer: 38

Friday 17 September 2021

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: x3 = 7.3333333333333

    Answer: x = 22
  3. 3. Geometry

    Adjacent = 24cm, hypotenuse = 38cm. Find the angle

    Answer: 50.8°
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 6 numbers is 36. If 5 of them are 46, 28, 39, 29, 20, what is the missing number?

    Answer: 54