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Capstone Jan 1 - 7 25 questions
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Monday 12 August 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 105. What are the numbers?

    Answer: 34, 35, and 36
  2. 2. Algebra

    Solve: x2 = 15

    Answer: x = 30
  3. 3. Geometry

    Adjacent = 24cm, hypotenuse = 44cm. Find the angle

    Answer: 56.9°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 2 red, 6 blue and 4 green sections. Probability of landing on red?

    Answer: 16

Tuesday 13 August 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 126. What are the numbers?

    Answer: 41, 42, and 43
  2. 2. Algebra

    Solve: x3 = 4.6666666666667

    Answer: x = 14
  3. 3. Geometry

    Adjacent = 12cm, hypotenuse = 25cm. Find the angle

    Answer: 61.3°
  4. 4. Ratio

    Simplify the ratio 4m:400cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 2 red, 5 blue and 6 green sections. Probability of landing on red?

    Answer: 213

Wednesday 14 August 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 99. What are the numbers?

    Answer: 32, 33, and 34
  2. 2. Algebra

    Simplify: 20x²y³ ÷ 3xy²

    Answer: 6.6666666666667xy
  3. 3. Geometry

    Adjacent = 26cm, hypotenuse = 33cm. Find the angle

    Answer: 38°
  4. 4. Ratio

    Simplify the ratio 6m:600cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 5 numbers is 24. If 4 of them are 31, 31, 31, 31, what is the missing number?

    Answer: -4

Thursday 15 August 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 111. What are the numbers?

    Answer: 36, 37, and 38
  2. 2. Algebra

    Solve: x7 = 3.1428571428571

    Answer: x = 22
  3. 3. Geometry

    Adjacent = 14cm, hypotenuse = 22cm. Find the angle

    Answer: 50.5°
  4. 4. Ratio

    Calculate 28.7% of 684

    Answer: 196.31
  5. 5. Statistics

    The mean of 6 numbers is 40. If 5 of them are 29, 33, 50, 41, 47, what is the missing number?

    Answer: 40

Friday 16 August 2024

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 996 + 784

    Answer: 1780
  2. 2. Algebra

    Expand: 4(8x - 6)

    Answer: 32x - 24
  3. 3. Geometry

    Find c if a = 12cm and b = 21cm in a right triangle

    Answer: 24.2cm
  4. 4. Ratio

    Simplify the ratio 4m:400cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 512