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Lintel Aug 17 - 23 25 questions
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Monday 17 August 2026

Keystones #229 · Five questions · Open this day only

  1. 1. Number

    Multiply: 1⁄3 × 4⁄5 × 4⁄2

    Answer: 8⁄15
  2. 2. Algebra

    Solve: 7x - 7 > 3x + 5

    Answer: x > 3
  3. 3. Geometry

    A cyclist travels 379km in 6 hours. What is their average speed?

    Answer: 63.166666666667km/h
  4. 4. Ratio

    In ratio 9:4, the difference between shares is 185. What is the total?

    Answer: 481
  5. 5. Statistics

    A bag has 3 red and 5 blue balls. What is the probability of picking a red ball?

    Answer: 3⁄8

Tuesday 18 August 2026

Keystones #230 · Five questions · Open this day only

  1. 1. Number

    Multiply: 4⁄5 × 3⁄4 × 3⁄6

    Answer: 3⁄10
  2. 2. Algebra

    Solve: 10x - 8 > 3x + 48

    Answer: x > 8
  3. 3. Geometry

    A cyclist travels 298km in 8 hours. What is their average speed?

    Answer: 37.25km/h
  4. 4. Ratio

    In ratio 5:3, the difference between shares is 76. What is the total?

    Answer: 304
  5. 5. Statistics

    A bag has 3 red and 8 blue balls. What is the probability of picking a red ball?

    Answer: 3⁄11

Wednesday 19 August 2026

Keystones #231 · Five questions · Open this day only

  1. 1. Number

    Calculate: 1⁄10 × 2

    Answer: 1⁄5
  2. 2. Algebra

    Solve: 8x + 6 ≤ 6x - 8

    Answer: x ≤ 7
  3. 3. Geometry

    How long does it take to travel 237km at 50km/h?

    Answer: 4.7 hours
  4. 4. Ratio

    In ratio 3:2, the difference between shares is 44. What is the total?

    Answer: 220
  5. 5. Statistics

    A spinner has 3 red, 2 blue and 6 green sections. Probability of landing on red?

    Answer: 3⁄11

Thursday 20 August 2026

Keystones #232 · Five questions · Open this day only

  1. 1. Number

    Divide: 7 ÷ 5⁄5

    Answer: 7
  2. 2. Algebra

    Solve: 6x + 11 ≤ 3x - 3

    Answer: x ≤ 4.7
  3. 3. Geometry

    A cyclist travels 186km in 7 hours. What is their average speed?

    Answer: 26.571428571429km/h
  4. 4. Ratio

    In ratio 7:2, the difference between shares is 200. What is the total?

    Answer: 360
  5. 5. Statistics

    A bag has 8 red and 4 blue balls. What is the probability of picking a red ball?

    Answer: 2⁄3

Friday 21 August 2026

Keystones #233 · Five questions · Open this day only

  1. 1. Number

    Subtract: 3⁄5 - 3⁄5

    Answer: 0⁄1
  2. 2. Algebra

    Solve: 10x - 10 > 3x + 32

    Answer: x > 6
  3. 3. Geometry

    How long does it take to travel 349km at 58km/h?

    Answer: 6 hours
  4. 4. Ratio

    In ratio 8:5, the difference between shares is 66. What is the total?

    Answer: 286
  5. 5. Statistics

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

    Answer: 5⁄12