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Capstone Jan 1 - 7 25 questions
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Monday 29 November 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 24 + 15 + 23

    Answer: 4130
  2. 2. Algebra

    Solve: x2 = 5.5

    Answer: x = 11
  3. 3. Geometry

    Adjacent = 28cm, hypotenuse = 43cm. Find the angle

    Answer: 49.4°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 5 numbers is 25. If 4 of them are 42, 17, 49, 16, what is the missing number?

    Answer: 1

Tuesday 30 November 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: x2 = 8.5

    Answer: x = 17
  3. 3. Geometry

    Adjacent = 12cm, hypotenuse = 20cm. Find the angle

    Answer: 53.1°
  4. 4. Ratio

    Calculate 45.8% of 963

    Answer: 441.05
  5. 5. Statistics

    The mean of 4 numbers is 26. If 3 of them are 15, 45, 41, what is the missing number?

    Answer: 3

Wednesday 1 December 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 999 + 627

    Answer: 1626
  2. 2. Algebra

    Solve: x3 = 8.6666666666667

    Answer: x = 26
  3. 3. Geometry

    Adjacent = 23cm, hypotenuse = 30cm. Find the angle

    Answer: 39.9°
  4. 4. Ratio

    Calculate 15.7% of 942

    Answer: 147.89
  5. 5. Statistics

    The mean of 6 numbers is 27. If 5 of them are 43, 44, 23, 48, 35, what is the missing number?

    Answer: -31

Thursday 2 December 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 129. What are the numbers?

    Answer: 42, 43, and 44
  2. 2. Algebra

    Solve: x6 = 6

    Answer: x = 36
  3. 3. Geometry

    Adjacent = 18cm, hypotenuse = 31cm. Find the angle

    Answer: 54.5°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 37

Friday 3 December 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 997 + 868

    Answer: 1865
  2. 2. Algebra

    Simplify: 9x - 2x + 9y - 8y

    Answer: 7x + y
  3. 3. Geometry

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

    Answer: 35.7°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 4 numbers is 35. If 3 of them are 46, 20, 37, what is the missing number?

    Answer: 37