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Capstone Jan 1 - 7 25 questions
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Monday 4 March 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Find the missing number: 8.24 + □ = 14.61

    Answer: □ = 6.37
  2. 2. Algebra

    Simplify: 23x²y³ ÷ 5xy²

    Answer: 4.6xy
  3. 3. Geometry

    Adjacent = 17cm, hypotenuse = 26cm. Find the angle

    Answer: 49.2°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 1⁄4

Tuesday 5 March 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 999 + 597

    Answer: 1596
  2. 2. Algebra

    Solve: x⁄2 = 6.5

    Answer: x = 13
  3. 3. Geometry

    Adjacent = 24cm, hypotenuse = 39cm. Find the angle

    Answer: 52°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 6 numbers is 37. If 5 of them are 39, 48, 20, 49, 30, what is the missing number?

    Answer: 36

Wednesday 6 March 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 1⁄2 + 2⁄6 + 5⁄6

    Answer: 5⁄3
  2. 2. Algebra

    Solve: x⁄7 = 3.1428571428571

    Answer: x = 22
  3. 3. Geometry

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

    Answer: 24cm²
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 1⁄5

Thursday 7 March 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 999 + 781

    Answer: 1780
  2. 2. Algebra

    Simplify: 12x - 7x + 5y - 4y

    Answer: 5x + y
  3. 3. Geometry

    Adjacent = 30cm, hypotenuse = 40cm. Find the angle

    Answer: 41.4°
  4. 4. Ratio

    Calculate 47.5% of 489

    Answer: 232.28
  5. 5. Statistics

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

    Answer: 2⁄9

Friday 8 March 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 994 + 767

    Answer: 1761
  2. 2. Algebra

    Solve: x⁄2 = 11

    Answer: x = 22
  3. 3. Geometry

    Adjacent = 23cm, hypotenuse = 33cm. Find the angle

    Answer: 45.8°
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 6⁄11