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Capstone Jan 1 - 7 25 questions
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Monday 30 May 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 111. What are the numbers?

    Answer: 36, 37, and 38
  2. 2. Algebra

    Solve: x⁄3 = 6.6666666666667

    Answer: x = 20
  3. 3. Geometry

    Find the distance between (-4, -2) and (6, 8)

    Answer: 14.14
  4. 4. Ratio

    Calculate 11.2% of 688

    Answer: 77.06
  5. 5. Statistics

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

    Answer: 3⁄8

Tuesday 31 May 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 102. What are the numbers?

    Answer: 33, 34, and 35
  2. 2. Algebra

    Simplify: 8x - 7x + 10y - 9y

    Answer: x + y
  3. 3. Geometry

    Adjacent = 27cm, hypotenuse = 38cm. Find the angle

    Answer: 44.7°
  4. 4. Ratio

    Calculate 48.1% of 709

    Answer: 341.03
  5. 5. Statistics

    A spinner has 5 red, 3 blue and 5 green sections. Probability of landing on red?

    Answer: 5⁄13

Wednesday 1 June 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 96. What are the numbers?

    Answer: 31, 32, and 33
  2. 2. Algebra

    Solve: x⁄8 = 3

    Answer: x = 24
  3. 3. Geometry

    Adjacent = 17cm, hypotenuse = 35cm. Find the angle

    Answer: 60.9°
  4. 4. Ratio

    Calculate 24.7% of 883

    Answer: 218.1
  5. 5. Statistics

    The mean of 5 numbers is 22. If 4 of them are 24, 48, 45, 38, what is the missing number?

    Answer: -45

Thursday 2 June 2022

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

    Solve: x⁄5 = 2.2

    Answer: x = 11
  3. 3. Geometry

    Adjacent = 30cm, hypotenuse = 36cm. Find the angle

    Answer: 33.6°
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 4 numbers is 21. If 3 of them are 29, 33, 39, what is the missing number?

    Answer: -17

Friday 3 June 2022

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: x⁄7 = 5.2857142857143

    Answer: x = 37
  3. 3. Geometry

    Adjacent = 28cm, hypotenuse = 45cm. Find the angle

    Answer: 51.5°
  4. 4. Ratio

    Simplify the ratio 6m:600cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 6 numbers is 25. If 5 of them are 25, 48, 29, 44, 21, what is the missing number?

    Answer: -17