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Capstone Jan 1 - 7 25 questions
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Monday 15 July 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 993 + 750

    Answer: 1743
  2. 2. Algebra

    Solve: x7 = 1

    Answer: x = 7
  3. 3. Geometry

    Adjacent = 16cm, hypotenuse = 25cm. Find the angle

    Answer: 50.2°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 4 numbers is 40. If 3 of them are 16, 18, 49, what is the missing number?

    Answer: 77

Tuesday 16 July 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.0042

    Answer: 4.2 × 10^-3
  2. 2. Algebra

    Factorise fully: 9x² + 21x

    Answer: 3x(3x + 7)
  3. 3. Geometry

    Adjacent = 14cm, hypotenuse = 27cm. Find the angle

    Answer: 58.8°
  4. 4. Ratio

    Calculate 49.1% of 829

    Answer: 407.04
  5. 5. Statistics

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

    Answer: 15

Wednesday 17 July 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 138. What are the numbers?

    Answer: 45, 46, and 47
  2. 2. Algebra

    Simplify: 11x - 5x + 3y - y

    Answer: 6x + 2y
  3. 3. Geometry

    Adjacent = 20cm, hypotenuse = 38cm. Find the angle

    Answer: 58.2°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 27

Thursday 18 July 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 132. What are the numbers?

    Answer: 43, 44, and 45
  2. 2. Algebra

    Simplify: 9x - 4x + 3y - 2y

    Answer: 5x + y
  3. 3. Geometry

    Adjacent = 29cm, hypotenuse = 49cm. Find the angle

    Answer: 53.7°
  4. 4. Ratio

    Simplify the ratio 3m:300cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 6 numbers is 21. If 5 of them are 41, 28, 37, 43, 31, what is the missing number?

    Answer: -54

Friday 19 July 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 23 + 13 + 12

    Answer: 32
  2. 2. Algebra

    Solve: x5 = 4.6

    Answer: x = 23
  3. 3. Geometry

    Adjacent = 18cm, hypotenuse = 35cm. Find the angle

    Answer: 59.1°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 4 numbers is 29. If 3 of them are 27, 17, 27, what is the missing number?

    Answer: 45