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Capstone Jan 1 - 7 25 questions
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Monday 13 December 2021

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

    Solve: x⁄6 = 1.8333333333333

    Answer: x = 11
  3. 3. Geometry

    Adjacent = 15cm, hypotenuse = 26cm. Find the angle

    Answer: 54.8°
  4. 4. Ratio

    Calculate 11% of 243

    Answer: 26.73
  5. 5. Statistics

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

    Answer: 3⁄7

Tuesday 14 December 2021

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

    Solve: x⁄6 = 2.3333333333333

    Answer: x = 14
  3. 3. Geometry

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

    Answer: 52.5°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 4 numbers is 35. If 3 of them are 20, 41, 48, what is the missing number?

    Answer: 31

Wednesday 15 December 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 1⁄3 + 3⁄6 + 1⁄5

    Answer: 31⁄30
  2. 2. Algebra

    Solve: x⁄2 = 16.5

    Answer: x = 33
  3. 3. Geometry

    Adjacent = 17cm, hypotenuse = 37cm. Find the angle

    Answer: 62.6°
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 6 numbers is 32. If 5 of them are 28, 38, 44, 38, 27, what is the missing number?

    Answer: 17

Thursday 16 December 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 150. What are the numbers?

    Answer: 49, 50, and 51
  2. 2. Algebra

    Solve: x⁄4 = 3

    Answer: x = 12
  3. 3. Geometry

    Find c if a = 19cm and b = 18cm in a right triangle

    Answer: 26.2cm
  4. 4. Ratio

    Calculate 26.7% of 617

    Answer: 164.74
  5. 5. Statistics

    A spinner has 4 red, 3 blue and 6 green sections. Probability of landing on red?

    Answer: 4⁄13

Friday 17 December 2021

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 990 + 636

    Answer: 1626
  2. 2. Algebra

    Solve: x⁄5 = 5.8

    Answer: x = 29
  3. 3. Geometry

    Adjacent = 16cm, hypotenuse = 35cm. Find the angle

    Answer: 62.8°
  4. 4. Ratio

    Calculate 23.1% of 488

    Answer: 112.73
  5. 5. Statistics

    The mean of 4 numbers is 22. If 3 of them are 42, 28, 24, what is the missing number?

    Answer: -6