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Capstone Jan 1 - 7 25 questions
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Monday 17 March 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 111. What are the numbers?

    Answer: 36, 37, and 38
  2. 2. Algebra

    Find the next term: 1, 2, 4, 7, ...

    Answer: 11
  3. 3. Geometry

    Find c if a = 9cm and b = 12cm in a right triangle

    Answer: 15cm
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 4 numbers is 37. If 3 of them are 40, 33, 37, what is the missing number?

    Answer: 38

Tuesday 18 March 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    0.00029

    Answer: 2.9 × 10^-4
  2. 2. Algebra

    Solve: x8 = 1.75

    Answer: x = 14
  3. 3. Geometry

    A right triangle has hypotenuse 13cm and one side 5cm. Find its area

    Answer: 30cm²
  4. 4. Ratio

    Simplify the ratio 2m:200cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 6 numbers is 24. If 5 of them are 37, 44, 48, 36, 26, what is the missing number?

    Answer: -47

Wednesday 19 March 2025

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: 5x - 2x + 6y - 2y

    Answer: 3x + 4y
  3. 3. Geometry

    Adjacent = 27cm, hypotenuse = 44cm. Find the angle

    Answer: 52.1°
  4. 4. Ratio

    Calculate 40.1% of 612

    Answer: 245.41
  5. 5. Statistics

    A spinner has 6 red, 5 blue and 5 green sections. Probability of landing on red?

    Answer: 38

Thursday 20 March 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 990 + 893

    Answer: 1883
  2. 2. Algebra

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

    Answer: 21
  3. 3. Geometry

    Adjacent = 22cm, hypotenuse = 42cm. Find the angle

    Answer: 58.4°
  4. 4. Ratio

    Calculate 38.4% of 890

    Answer: 341.76
  5. 5. Statistics

    The mean of 5 numbers is 25. If 4 of them are 43, 35, 38, 28, what is the missing number?

    Answer: -19

Friday 21 March 2025

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 93. What are the numbers?

    Answer: 30, 31, and 32
  2. 2. Algebra

    Solve: x2 = 4.5

    Answer: x = 9
  3. 3. Geometry

    Adjacent = 26cm, hypotenuse = 35cm. Find the angle

    Answer: 42°
  4. 4. Ratio

    Simplify the ratio 3m:300cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 14