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Capstone Feb 26 - Mar 4 25 questions
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Monday 2 March 2026

Keystones #61 · Five questions · Open this day only

  1. 1. Number

    Calculate: 995 + 502

    Answer: 1497
  2. 2. Algebra

    Expand: 4(2x - 4)

    Answer: 8x - 16
  3. 3. Geometry

    Find the distance between (1, -6) and (11, 11)

    Answer: 19.72
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 3⁄8

Tuesday 3 March 2026

Keystones #62 · 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 = 2.2

    Answer: x = 11
  3. 3. Geometry

    Adjacent = 18cm, hypotenuse = 27cm. Find the angle

    Answer: 48.2°
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 3⁄8

Wednesday 4 March 2026

Keystones #63 · 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⁄8 = 1.875

    Answer: x = 15
  3. 3. Geometry

    Find the distance between (-1, -7) and (10, 11)

    Answer: 21.1
  4. 4. Ratio

    Calculate 35.2% of 363

    Answer: 127.78
  5. 5. Statistics

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

    Answer: 6⁄13

Thursday 5 March 2026

Keystones #64 · Five questions · Open this day only

  1. 1. Number

    Calculate: 990 + 877

    Answer: 1867
  2. 2. Algebra

    Solve: x⁄6 = 5.8333333333333

    Answer: x = 35
  3. 3. Geometry

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

    Answer: 60cm²
  4. 4. Ratio

    Simplify the ratio 3m:300cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 2⁄7

Friday 6 March 2026

Keystones #65 · 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: 11x - 6x + 10y - 7y

    Answer: 5x + 3y
  3. 3. Geometry

    Adjacent = 21cm, hypotenuse = 33cm. Find the angle

    Answer: 50.5°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 6 numbers is 40. If 5 of them are 15, 45, 28, 31, 48, what is the missing number?

    Answer: 73