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Lintel Mar 23 - 29 25 questions
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Monday 23 March 2026

Keystones #82 · Five questions · Open this day only

  1. 1. Number

    Calculate: 4⁄7 ÷ 3

    Answer: 4⁄21
  2. 2. Algebra

    Solve: 8x - 12 > 4x + 8

    Answer: x > 5
  3. 3. Geometry

    A cyclist travels 225km in 4 hours. What is their average speed?

    Answer: 56.25km/h
  4. 4. Ratio

    A and B share in ratio 7:1. If the difference is 174, what does A get?

    Answer: 203
  5. 5. Statistics

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

    Answer: 6⁄17

Tuesday 24 March 2026

Keystones #83 · Five questions · Open this day only

  1. 1. Number

    Calculate: 6⁄4 ÷ 3

    Answer: 1⁄2
  2. 2. Algebra

    Solve: 5x - 12 > 3x + -4

    Answer: x > 4
  3. 3. Geometry

    A cyclist travels 355km in 2 hours. What is their average speed?

    Answer: 177.5km/h
  4. 4. Ratio

    In ratio 9:4, the difference between shares is 160. What is the total?

    Answer: 416
  5. 5. Statistics

    A bag has 6 red and 6 blue balls. What is the probability of picking a red ball?

    Answer: 1⁄2

Wednesday 25 March 2026

Keystones #84 · Five questions · Open this day only

  1. 1. Number

    Multiply: 2⁄2 × 3⁄4 × 2⁄6

    Answer: 1⁄4
  2. 2. Algebra

    Solve: 6x + 9 ≤ 5x - 9

    Answer: x ≤ 18
  3. 3. Geometry

    How long does it take to travel 397km at 70km/h?

    Answer: 5.7 hours
  4. 4. Ratio

    In ratio 5:2, the difference between shares is 102. What is the total?

    Answer: 238
  5. 5. Statistics

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

    Answer: 5⁄14

Thursday 26 March 2026

Keystones #85 · Five questions · Open this day only

  1. 1. Number

    Calculate: 5⁄6 ÷ 5

    Answer: 1⁄6
  2. 2. Algebra

    Solve: 6x + 10 ≤ 3x - 6

    Answer: x ≤ 5.3
  3. 3. Geometry

    A cyclist travels 126km in 6 hours. What is their average speed?

    Answer: 21km/h
  4. 4. Ratio

    In ratio 2:1, the difference between shares is 128. What is the total?

    Answer: 384
  5. 5. Statistics

    A spinner has 5 red, 2 blue and 4 green sections. Probability of landing on red?

    Answer: 5⁄11

Friday 27 March 2026

Keystones #86 · Five questions · Open this day only

  1. 1. Number

    Divide: 9 ÷ 2⁄3

    Answer: 27⁄2
  2. 2. Algebra

    Solve: 7x - 11 > 4x + 4

    Answer: x > 5
  3. 3. Geometry

    How long does it take to travel 319km at 43km/h?

    Answer: 7.4 hours
  4. 4. Ratio

    In ratio 3:1, the difference between shares is 136. What is the total?

    Answer: 272
  5. 5. Statistics

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

    Answer: 3⁄8