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Capstone Jan 1 - 7 25 questions
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Monday 23 January 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 1⁄6 + 1⁄2 + 2⁄3

    Answer: 4⁄3
  2. 2. Algebra

    Find the next term: 1, 3, 7, 13, ...

    Answer: 21
  3. 3. Geometry

    Adjacent = 28cm, hypotenuse = 39cm. Find the angle

    Answer: 44.1°
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 4⁄13

Tuesday 24 January 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 1⁄2 + 1⁄2 + 4⁄6

    Answer: 5⁄3
  2. 2. Algebra

    Expand: 3(7x - 5)

    Answer: 21x - 15
  3. 3. Geometry

    Adjacent = 22cm, hypotenuse = 38cm. Find the angle

    Answer: 54.6°
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 5⁄13

Wednesday 25 January 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 117. What are the numbers?

    Answer: 38, 39, and 40
  2. 2. Algebra

    Solve: x⁄4 = 4.75

    Answer: x = 19
  3. 3. Geometry

    A right triangle has hypotenuse 17cm and one side 8cm. Find its area

    Answer: 60cm²
  4. 4. Ratio

    Calculate 25% of 328

    Answer: 82
  5. 5. Statistics

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

    Answer: 2⁄11

Thursday 26 January 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 1⁄3 + 1⁄2 + 1⁄2

    Answer: 4⁄3
  2. 2. Algebra

    Solve: x⁄6 = 4.5

    Answer: x = 27
  3. 3. Geometry

    Adjacent = 13cm, hypotenuse = 30cm. Find the angle

    Answer: 64.3°
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 6 numbers is 35. If 5 of them are 21, 39, 28, 45, 32, what is the missing number?

    Answer: 45

Friday 27 January 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⁄5 = 5.4

    Answer: x = 27
  3. 3. Geometry

    Adjacent = 22cm, hypotenuse = 39cm. Find the angle

    Answer: 55.7°
  4. 4. Ratio

    Simplify the ratio 4m:400cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 4 numbers is 36. If 3 of them are 17, 32, 15, what is the missing number?

    Answer: 80