4 Questions
What is the value of 4a-5b if 𝒂 + 𝒃 = 𝟐𝟒 & 𝒂𝟐 + 𝒃𝟐 = 𝟑𝟎𝟔, 𝒂 > 𝒃?
12
If y + 𝒚 = 𝟏𝟏, what is the value of y³ – 𝒚³?
360√𝟏𝟑
When the cistern is full, in what time will the leak empty half of the cistern?
84 hours
What is the radius of the circle if AB = 28 cm, CD = 22 cm, and the distance between them is 4 cm?
15.20 cm
Test your algebraic expressions and profit-loss calculation skills with this quiz. Solve equations and calculate percentage profits and losses in real-life scenarios.
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