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Capstone Jan 1 - 7 25 questions
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Monday 24 March 2025

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

    Solve: x⁄2 = 5

    Answer: x = 10
  3. 3. Geometry

    Find the distance between (-7, -8) and (4, 5)

    Answer: 17.03
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 5 numbers is 35. If 4 of them are 16, 18, 37, 30, what is the missing number?

    Answer: 74

Tuesday 25 March 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 1⁄2 + 1⁄2 + 3⁄4

    Answer: 7⁄4
  2. 2. Algebra

    Solve: x⁄8 = 1

    Answer: x = 8
  3. 3. Geometry

    Adjacent = 30cm, hypotenuse = 43cm. Find the angle

    Answer: 45.8°
  4. 4. Ratio

    Calculate 37.3% of 644

    Answer: 240.21
  5. 5. Statistics

    A spinner has 3 red, 4 blue and 6 green sections. Probability of landing on red?

    Answer: 3⁄13

Wednesday 26 March 2025

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

    Find the next term: 1, 4, 10, 19, ...

    Answer: 31
  3. 3. Geometry

    Adjacent = 27cm, hypotenuse = 40cm. Find the angle

    Answer: 47.5°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 5 red, 4 blue and 4 green sections. Probability of landing on red?

    Answer: 5⁄13

Thursday 27 March 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Three lengths are 3.52m, 2.3m and 2.4m. What is their total length?

    Answer: 8.22m
  2. 2. Algebra

    Solve: x⁄8 = 2.75

    Answer: x = 22
  3. 3. Geometry

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

    Answer: 51.5°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 1⁄3

Friday 28 March 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 990 + 741

    Answer: 1731
  2. 2. Algebra

    Solve: x⁄4 = 9.25

    Answer: x = 37
  3. 3. Geometry

    Adjacent = 21cm, hypotenuse = 29cm. Find the angle

    Answer: 43.6°
  4. 4. Ratio

    Calculate 49.2% of 422

    Answer: 207.62
  5. 5. Statistics

    The mean of 5 numbers is 33. If 4 of them are 49, 32, 27, 15, what is the missing number?

    Answer: 42