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Capstone Jan 1 - 7 25 questions
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Monday 2 January 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 997 + 855

    Answer: 1852
  2. 2. Algebra

    Solve: x6 = 4.6666666666667

    Answer: x = 28
  3. 3. Geometry

    Adjacent = 12cm, hypotenuse = 19cm. Find the angle

    Answer: 50.8°
  4. 4. Ratio

    Simplify the ratio 3m:300cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 311

Tuesday 3 January 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 93. What are the numbers?

    Answer: 30, 31, and 32
  2. 2. Algebra

    Simplify: 10x - 7x + 4y - 2y

    Answer: 3x + 2y
  3. 3. Geometry

    Adjacent = 15cm, hypotenuse = 28cm. Find the angle

    Answer: 57.6°
  4. 4. Ratio

    Calculate 20.9% of 686

    Answer: 143.37
  5. 5. Statistics

    A spinner has 2 red, 3 blue and 6 green sections. Probability of landing on red?

    Answer: 211

Wednesday 4 January 2023

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

    Simplify: 5x - 2x + 8y - 2y

    Answer: 3x + 6y
  3. 3. Geometry

    Find c if a = 8cm and b = 21cm in a right triangle

    Answer: 22.5cm
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 15

Thursday 5 January 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 998 + 682

    Answer: 1680
  2. 2. Algebra

    Complete the square: x² + 5.4x

    Answer: (x + 2.7)² - 7.29
  3. 3. Geometry

    Adjacent = 26cm, hypotenuse = 32cm. Find the angle

    Answer: 35.7°
  4. 4. Ratio

    Simplify the ratio 6m:600cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 6 numbers is 39. If 5 of them are 34, 42, 40, 26, 39, what is the missing number?

    Answer: 53

Friday 6 January 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 135. What are the numbers?

    Answer: 44, 45, and 46
  2. 2. Algebra

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

    Answer: 11
  3. 3. Geometry

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

    Answer: 66°
  4. 4. Ratio

    Calculate 36.5% of 546

    Answer: 199.29
  5. 5. Statistics

    The mean of 5 numbers is 25. If 4 of them are 28, 41, 37, 20, what is the missing number?

    Answer: -1