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Capstone Jan 1 - 7 25 questions
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Monday 28 February 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 2⁄3 + 2⁄5 + 2⁄5

    Answer: 22⁄15
  2. 2. Algebra

    Solve: x⁄3 = 11.666666666667

    Answer: x = 35
  3. 3. Geometry

    Adjacent = 21cm, hypotenuse = 32cm. Find the angle

    Answer: 49°
  4. 4. Ratio

    Calculate 38.3% of 557

    Answer: 213.33
  5. 5. Statistics

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

    Answer: 1⁄3

Tuesday 1 March 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 997 + 657

    Answer: 1654
  2. 2. Algebra

    Simplify: 6x - 3x + 10y - 9y

    Answer: 3x + y
  3. 3. Geometry

    Adjacent = 22cm, hypotenuse = 42cm. Find the angle

    Answer: 58.4°
  4. 4. Ratio

    Calculate 19.8% of 866

    Answer: 171.47
  5. 5. Statistics

    The mean of 5 numbers is 20. If 4 of them are 42, 22, 45, 23, what is the missing number?

    Answer: -32

Wednesday 2 March 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

    Solve: x⁄8 = 1.125

    Answer: x = 9
  3. 3. Geometry

    Adjacent = 13cm, hypotenuse = 28cm. Find the angle

    Answer: 62.3°
  4. 4. Ratio

    Simplify the ratio 3m:300cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 1⁄3

Thursday 3 March 2022

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: x⁄2 = 8.5

    Answer: x = 17
  3. 3. Geometry

    Find c if a = 10cm and b = 17cm in a right triangle

    Answer: 19.7cm
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 5 numbers is 30. If 4 of them are 47, 32, 36, 35, what is the missing number?

    Answer: 0

Friday 4 March 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.057

    Answer: 5.7 × 10^-2
  2. 2. Algebra

    Find the next term: 1, 3, 7, 13, ...

    Answer: 21
  3. 3. Geometry

    Adjacent = 23cm, hypotenuse = 36cm. Find the angle

    Answer: 50.3°
  4. 4. Ratio

    Calculate 24.6% of 653

    Answer: 160.64
  5. 5. Statistics

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

    Answer: 5⁄12