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Capstone Jan 1 - 7 25 questions
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Monday 9 June 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

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

    Answer: 21
  3. 3. Geometry

    Adjacent = 13cm, hypotenuse = 32cm. Find the angle

    Answer: 66°
  4. 4. Ratio

    Simplify the ratio 6m:600cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 2⁄5

Tuesday 10 June 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 1⁄2 + 1⁄2 + 1⁄5

    Answer: 6⁄5
  2. 2. Algebra

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

    Answer: 21
  3. 3. Geometry

    A right triangle has hypotenuse 17cm and one side 8cm. Find its area

    Answer: 60cm²
  4. 4. Ratio

    Calculate 29.8% of 332

    Answer: 98.94
  5. 5. Statistics

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

    Answer: 1⁄5

Wednesday 11 June 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

    Expand: 3(8x - 3)

    Answer: 24x - 9
  3. 3. Geometry

    Adjacent = 20cm, hypotenuse = 33cm. Find the angle

    Answer: 52.7°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 5⁄16

Thursday 12 June 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    If x4 = 625, what is x?

    Answer: 5
  2. 2. Algebra

    Solve: x⁄6 = 6.6666666666667

    Answer: x = 40
  3. 3. Geometry

    Adjacent = 28cm, hypotenuse = 35cm. Find the angle

    Answer: 36.9°
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 5⁄14

Friday 13 June 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Simplify: √8 + √18

    Answer: 2√2 + 3√2 = 5√2
  2. 2. Algebra

    Solve: x⁄6 = 4.8333333333333

    Answer: x = 29
  3. 3. Geometry

    Find c if a = 19cm and b = 16cm in a right triangle

    Answer: 24.8cm
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 1⁄2