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Capstone Jan 1 - 7 25 questions
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Monday 13 March 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 129. What are the numbers?

    Answer: 42, 43, and 44
  2. 2. Algebra

    Solve: x⁄8 = 4.875

    Answer: x = 39
  3. 3. Geometry

    Adjacent = 23cm, hypotenuse = 42cm. Find the angle

    Answer: 56.8°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 5⁄9

Tuesday 14 March 2023

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: x⁄2 = 8

    Answer: x = 16
  3. 3. Geometry

    Adjacent = 25cm, hypotenuse = 43cm. Find the angle

    Answer: 54.5°
  4. 4. Ratio

    Simplify the ratio 8m:800cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 5 numbers is 40. If 4 of them are 29, 40, 17, 24, what is the missing number?

    Answer: 90

Wednesday 15 March 2023

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⁄2 = 5.5

    Answer: x = 11
  3. 3. Geometry

    Adjacent = 18cm, hypotenuse = 28cm. Find the angle

    Answer: 50°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 1⁄3

Thursday 16 March 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 997 + 610

    Answer: 1607
  2. 2. Algebra

    Solve: x⁄3 = 5.3333333333333

    Answer: x = 16
  3. 3. Geometry

    Adjacent = 17cm, hypotenuse = 27cm. Find the angle

    Answer: 51°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 4 numbers is 23. If 3 of them are 41, 42, 48, what is the missing number?

    Answer: -39

Friday 17 March 2023

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

    Simplify: 6x - 5x + 7y - 5y

    Answer: x + 2y
  3. 3. Geometry

    Adjacent = 29cm, hypotenuse = 34cm. Find the angle

    Answer: 31.5°
  4. 4. Ratio

    Calculate 44.4% of 759

    Answer: 337
  5. 5. Statistics

    The mean of 4 numbers is 24. If 3 of them are 44, 50, 25, what is the missing number?

    Answer: -23