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Capstone Jan 1 - 7 25 questions
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Monday 3 April 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    Calculate: 994 + 513

    Answer: 1507
  2. 2. Algebra

    Simplify: 7x - 6x + 7y - 2y

    Answer: x + 5y
  3. 3. Geometry

    Adjacent = 12cm, hypotenuse = 20cm. Find the angle

    Answer: 53.1°
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

    A spinner has 2 red, 4 blue and 5 green sections. Probability of landing on red?

    Answer: 211

Tuesday 4 April 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 108. What are the numbers?

    Answer: 35, 36, and 37
  2. 2. Algebra

    Solve: x5 = 3.8

    Answer: x = 19
  3. 3. Geometry

    Adjacent = 14cm, hypotenuse = 22cm. Find the angle

    Answer: 50.5°
  4. 4. Ratio

    Simplify the ratio 6m:600cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 5 numbers is 40. If 4 of them are 25, 22, 22, 18, what is the missing number?

    Answer: 113

Wednesday 5 April 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 141. What are the numbers?

    Answer: 46, 47, and 48
  2. 2. Algebra

    Solve: x6 = 3

    Answer: x = 18
  3. 3. Geometry

    Adjacent = 24cm, hypotenuse = 30cm. Find the angle

    Answer: 36.9°
  4. 4. Ratio

    Simplify the ratio 6m:600cm

    Answer: 1:100
  5. 5. Statistics

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

    Answer: 15

Thursday 6 April 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: x2 = 11

    Answer: x = 22
  3. 3. Geometry

    Adjacent = 17cm, hypotenuse = 34cm. Find the angle

    Answer: 60°
  4. 4. Ratio

    Simplify the ratio 7m:700cm

    Answer: 1:100
  5. 5. Statistics

    The mean of 5 numbers is 32. If 4 of them are 42, 17, 50, 21, what is the missing number?

    Answer: 30

Friday 7 April 2023

Keystones #1 · Five questions · Open this day only

  1. 1. Number

    The sum of three consecutive numbers is 105. What are the numbers?

    Answer: 34, 35, and 36
  2. 2. Algebra

    Solve: x4 = 2.25

    Answer: x = 9
  3. 3. Geometry

    A right triangle has hypotenuse 10cm and one side 6cm. Find its area

    Answer: 24cm²
  4. 4. Ratio

    Calculate 31.4% of 252

    Answer: 79.13
  5. 5. Statistics

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

    Answer: 413