Change pack
Capstone Mar 30 - Apr 5 25 questions
PDF (questions) PDF (answers)

Monday 30 March 2026

Keystones #89 · Five questions · Open this day only

  1. 1. Number

    Multiply: 8 × 106 × 7.9 × 104

    Answer: 6.32 × 1011
  2. 2. Algebra

    Solve: 7x + 10 ≤ 4x - 6

    Answer: x ≤ 5.3
  3. 3. Geometry

    A right triangle has hypotenuse 10cm and one side 6cm. Find its area

    Answer: 24cm²
  4. 4. Ratio

    In ratio 9:4, the difference between shares is 105. What is the total?

    Answer: 273
  5. 5. Statistics

    Find the mode of: 25, 42, 77, 62, 15

    Answer: No mode

Tuesday 31 March 2026

Keystones #90 · Five questions · Open this day only

  1. 1. Number

    Multiply: 3.1 × 105 × 2.3 × 103

    Answer: 7.13 × 108
  2. 2. Algebra

    Solve: 6x + 12 ≤ 2x - 7

    Answer: x ≤ 4.8
  3. 3. Geometry

    A right triangle has hypotenuse 5cm and one side 3cm. Find its area

    Answer: 6cm²
  4. 4. Ratio

    In ratio 2:1, the difference between shares is 105. What is the total?

    Answer: 315
  5. 5. Statistics

    Find the mode of: 35, 46, 74, 10, 63

    Answer: No mode

Wednesday 1 April 2026

Keystones #91 · Five questions · Open this day only

  1. 1. Number

    Multiply: 4.2 × 107 × 7.3 × 104

    Answer: 3.07 × 1012
  2. 2. Algebra

    Solve: 7x + 5 ≤ 4x - 5

    Answer: x ≤ 3.3
  3. 3. Geometry

    Calculate the area of a right triangle with perpendicular sides 8cm and 6cm

    Answer: 24cm²
  4. 4. Ratio

    In ratio 3:2, the difference between shares is 42. What is the total?

    Answer: 210
  5. 5. Statistics

    Find the mode of: 79, 25, 47, 57, 10

    Answer: No mode

Thursday 2 April 2026

Keystones #92 · Five questions · Open this day only

  1. 1. Number

    Multiply: 5.5 × 105 × 8.8 × 104

    Answer: 4.84 × 1010
  2. 2. Algebra

    Solve: 3x + 8 ≤ x - 5

    Answer: x ≤ 6.5
  3. 3. Geometry

    Calculate the area of a right triangle with perpendicular sides 7cm and 7cm

    Answer: 24.5cm²
  4. 4. Ratio

    In ratio 3:2, the difference between shares is 72. What is the total?

    Answer: 360
  5. 5. Statistics

    Find the mode of: 42, 32, 14, 79, 62

    Answer: No mode

Friday 3 April 2026

Keystones #93 · Five questions · Open this day only

  1. 1. Number

    Multiply: 7.3 × 107 × 6 × 104

    Answer: 4.38 × 1012
  2. 2. Algebra

    Solve: 5x + 4 ≤ 3x - 6

    Answer: x ≤ 5
  3. 3. Geometry

    Calculate the area of a right triangle with perpendicular sides 15cm and 8cm

    Answer: 60cm²
  4. 4. Ratio

    In ratio 9:4, the difference between shares is 240. What is the total?

    Answer: 624
  5. 5. Statistics

    Find the mode of: 73, 46, 64, 33, 10

    Answer: No mode