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Capstone Jan 1 - 7 25 questions
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Monday 7 March 2022

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 138. What are the numbers?

    Answer: 45, 46, and 47
  2. 2. Algebra

    Find the next term: 1, 4, 10, 19, ...

    Answer: 31
  3. 3. Geometry

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

    Answer: 60cm²
  4. 4. Ratio

    Simplify the ratio 6m:600cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 1⁄3

Tuesday 8 March 2022

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⁄5 = 3.2

    Answer: x = 16
  3. 3. Geometry

    A right triangle has hypotenuse 5cm and one side 3cm. Find its area

    Answer: 6cm²
  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 50, 20, 46, 22, 50, what is the missing number?

    Answer: 22

Wednesday 9 March 2022

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⁄8 = 2.625

    Answer: x = 21
  3. 3. Geometry

    Adjacent = 27cm, hypotenuse = 45cm. Find the angle

    Answer: 53.1°
  4. 4. Ratio

    Calculate 48.8% of 557

    Answer: 271.82
  5. 5. Statistics

    A spinner has 3 red, 4 blue and 2 green sections. Probability of landing on red?

    Answer: 1⁄3

Thursday 10 March 2022

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⁄8 = 1.875

    Answer: x = 15
  3. 3. Geometry

    Find the distance between (-3, -3) and (7, 3)

    Answer: 11.66
  4. 4. Ratio

    Simplify the ratio 5m:500cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 4⁄11

Friday 11 March 2022

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 = 2.875

    Answer: x = 23
  3. 3. Geometry

    Adjacent = 27cm, hypotenuse = 40cm. Find the angle

    Answer: 47.5°
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 1⁄4