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Capstone Jan 1 - 7 25 questions
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Monday 27 November 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

    Solve: x5 = 1.4

    Answer: x = 7
  3. 3. Geometry

    Adjacent = 26cm, hypotenuse = 39cm. Find the angle

    Answer: 48.2°
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 6 numbers is 34. If 5 of them are 29, 20, 44, 36, 29, what is the missing number?

    Answer: 46

Tuesday 28 November 2023

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: x4 = 6.25

    Answer: x = 25
  3. 3. Geometry

    Adjacent = 29cm, hypotenuse = 43cm. Find the angle

    Answer: 47.6°
  4. 4. Ratio

    Calculate 40.5% of 566

    Answer: 229.23
  5. 5. Statistics

    A spinner has 4 red, 6 blue and 2 green sections. Probability of landing on red?

    Answer: 13

Wednesday 29 November 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 141. What are the numbers?

    Answer: 46, 47, and 48
  2. 2. Algebra

    Simplify: 11x - 3x + 10y - 7y

    Answer: 8x + 3y
  3. 3. Geometry

    Adjacent = 24cm, hypotenuse = 32cm. Find the angle

    Answer: 41.4°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 5 numbers is 23. If 4 of them are 23, 50, 37, 40, what is the missing number?

    Answer: -35

Thursday 30 November 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 141. What are the numbers?

    Answer: 46, 47, and 48
  2. 2. Algebra

    Solve: x4 = 6.25

    Answer: x = 25
  3. 3. Geometry

    Adjacent = 26cm, hypotenuse = 44cm. Find the angle

    Answer: 53.8°
  4. 4. Ratio

    Simplify the ratio 3m:300cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 37

Friday 1 December 2023

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

    Simplify: 9x - 6x + 9y - 7y

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

    Adjacent = 19cm, hypotenuse = 26cm. Find the angle

    Answer: 43°
  4. 4. Ratio

    Simplify the ratio 4m:400cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 4 numbers is 40. If 3 of them are 18, 32, 19, what is the missing number?

    Answer: 91