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Capstone Jan 1 - 7 25 questions
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Monday 5 February 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Find the missing number: 4.67 + □ = 13.01

    Answer: □ = 8.34
  2. 2. Algebra

    Solve: x⁄7 = 2.1428571428571

    Answer: x = 15
  3. 3. Geometry

    Adjacent = 13cm, hypotenuse = 20cm. Find the angle

    Answer: 49.5°
  4. 4. Ratio

    Calculate 39.7% of 818

    Answer: 324.75
  5. 5. Statistics

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

    Answer: 1⁄4

Tuesday 6 February 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 144. What are the numbers?

    Answer: 47, 48, and 49
  2. 2. Algebra

    Factorise fully: 15x² + 6x

    Answer: 3x(5x + 2)
  3. 3. Geometry

    Adjacent = 13cm, hypotenuse = 26cm. Find the angle

    Answer: 60°
  4. 4. Ratio

    Simplify the ratio 3m:300cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 5 red, 3 blue and 5 green sections. Probability of landing on red?

    Answer: 5⁄13

Wednesday 7 February 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 994 + 745

    Answer: 1739
  2. 2. Algebra

    Solve: x⁄3 = 6.6666666666667

    Answer: x = 20
  3. 3. Geometry

    Adjacent = 14cm, hypotenuse = 19cm. Find the angle

    Answer: 42.5°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 3⁄8

Thursday 8 February 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 994 + 878

    Answer: 1872
  2. 2. Algebra

    Solve: x⁄2 = 9

    Answer: x = 18
  3. 3. Geometry

    Adjacent = 18cm, hypotenuse = 37cm. Find the angle

    Answer: 60.9°
  4. 4. Ratio

    Calculate 15.3% of 863

    Answer: 132.04
  5. 5. Statistics

    The mean of 5 numbers is 32. If 4 of them are 35, 44, 23, 23, what is the missing number?

    Answer: 35

Friday 9 February 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 1⁄3 + 1⁄2 + 4⁄5

    Answer: 49⁄30
  2. 2. Algebra

    Solve: x⁄7 = 4.2857142857143

    Answer: x = 30
  3. 3. Geometry

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

    Answer: 6cm²
  4. 4. Ratio

    Calculate 40.8% of 954

    Answer: 389.23
  5. 5. Statistics

    A spinner has 5 red, 4 blue and 3 green sections. Probability of landing on red?

    Answer: 5⁄12