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Capstone Jan 1 - 7 25 questions
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Monday 6 September 2021

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: x⁄3 = 9.6666666666667

    Answer: x = 29
  3. 3. Geometry

    Adjacent = 21cm, hypotenuse = 41cm. Find the angle

    Answer: 59.2°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 3⁄11

Tuesday 7 September 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 3⁄4 + 3⁄5 + 5⁄6

    Answer: 131⁄60
  2. 2. Algebra

    Solve: x⁄5 = 2.4

    Answer: x = 12
  3. 3. Geometry

    Adjacent = 18cm, hypotenuse = 36cm. Find the angle

    Answer: 60°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 4 numbers is 31. If 3 of them are 22, 23, 39, what is the missing number?

    Answer: 40

Wednesday 8 September 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 995 + 552

    Answer: 1547
  2. 2. Algebra

    Simplify: 10x - 4x + 10y - 5y

    Answer: 6x + 5y
  3. 3. Geometry

    Adjacent = 28cm, hypotenuse = 46cm. Find the angle

    Answer: 52.5°
  4. 4. Ratio

    Calculate 33.2% of 854

    Answer: 283.53
  5. 5. Statistics

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

    Answer: 5⁄12

Thursday 9 September 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 108. What are the numbers?

    Answer: 35, 36, and 37
  2. 2. Algebra

    Simplify: 12x - 4x + 6y - 4y

    Answer: 8x + 2y
  3. 3. Geometry

    Adjacent = 17cm, hypotenuse = 24cm. Find the angle

    Answer: 44.9°
  4. 4. Ratio

    Calculate 37.3% of 809

    Answer: 301.76
  5. 5. Statistics

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

    Answer: 5⁄13

Friday 10 September 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 5⁄6 + 2⁄4 + 2⁄6

    Answer: 5⁄3
  2. 2. Algebra

    Solve: x⁄8 = 3.125

    Answer: x = 25
  3. 3. Geometry

    Adjacent = 13cm, hypotenuse = 24cm. Find the angle

    Answer: 57.2°
  4. 4. Ratio

    Simplify the ratio 4m:400cm

    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