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Capstone Jan 22 - 28 25 questions
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Monday 19 January 2026

Keystones #19 · Five questions · Open this day only

  1. 1. Number

    Calculate: 998 + 784

    Answer: 1782
  2. 2. Algebra

    Solve: x⁄4 = 4.75

    Answer: x = 19
  3. 3. Geometry

    Adjacent = 18cm, hypotenuse = 36cm. Find the angle

    Answer: 60°
  4. 4. Ratio

    Simplify the ratio 3m:300cm

    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

Tuesday 20 January 2026

Keystones #20 · 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

    Expand: 8(2x - 12)

    Answer: 16x - 96
  3. 3. Geometry

    Adjacent = 27cm, hypotenuse = 33cm. Find the angle

    Answer: 35.1°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 6 numbers is 25. If 5 of them are 24, 37, 33, 19, 25, what is the missing number?

    Answer: 12

Wednesday 21 January 2026

Keystones #21 · Five questions · Open this day only

  1. 1. Number

    Calculate: 998 + 747

    Answer: 1745
  2. 2. Algebra

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

    Answer: 31
  3. 3. Geometry

    Adjacent = 24cm, hypotenuse = 33cm. Find the angle

    Answer: 43.3°
  4. 4. Ratio

    Calculate 26.2% of 471

    Answer: 123.4
  5. 5. Statistics

    A spinner has 4 red, 3 blue and 2 green sections. Probability of landing on red?

    Answer: 4⁄9

Thursday 22 January 2026

Keystones #22 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 108. What are the numbers?

    Answer: 35, 36, and 37
  2. 2. Algebra

    Solve: x⁄5 = 5.8

    Answer: x = 29
  3. 3. Geometry

    Adjacent = 30cm, hypotenuse = 38cm. Find the angle

    Answer: 37.9°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 5 red, 2 blue and 6 green sections. Probability of landing on red?

    Answer: 5⁄13

Friday 23 January 2026

Keystones #23 · Five questions · Open this day only

  1. 1. Number

    Calculate: 998 + 648

    Answer: 1646
  2. 2. Algebra

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

    Answer: 31
  3. 3. Geometry

    Adjacent = 20cm, hypotenuse = 26cm. Find the angle

    Answer: 39.7°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 5⁄12