General Knowledge Challenge for Grade 11

What is the mean of the following data set: 5, 10, 15, 20, 25?

• 20

• 15

• 25

• 10

Solve the quadratic equation: x^2 - 5x + 6 = 0.

• x = 2, x = 3

• x = 1, x = 4

• x = -2, x = -3

• x = 0, x = 5

Which event marked the beginning of World War II?

• The signing of the Treaty of Versailles in 1919.

• The attack on Pearl Harbor in 1941.

• The start of the Spanish Civil War in 1936.

• The invasion of Poland by Germany on September 1, 1939.

What is the importance of honesty in daily life?

• Honesty is irrelevant in building relationships.

• Honesty is crucial as it builds trust, promotes transparency, and strengthens relationships.

• Honesty only matters in professional settings.

• Honesty can lead to misunderstandings and conflicts.

Calculate the median of the following numbers: 3, 7, 9, 12, 15.

• 15

• 9

• 7

• 12

Find the roots of the equation: 2x^2 + 4x - 6 = 0.

• x = 1, x = -3

• x = 2, x = -1

• x = 0, x = -6

• x = 3, x = -2

Who was the first president of the United States?

• Abraham Lincoln

• John Adams

• George Washington

• Thomas Jefferson

Discuss the role of respect in interpersonal relationships.

• Respect is only important in professional settings.

• Respect can lead to misunderstandings and conflict.

• Respect is essential for building trust and effective communication in interpersonal relationships.

• Respect is irrelevant in building relationships.

If the data set is: 2, 4, 4, 4, 5, 5, 7, what is the mode?

• 7

• 5

• 4

• 2

What is the solution to the quadratic equation: x^2 + 3x + 2 = 0?

• x = -1, x = -2

• x = -3

• x = 1

• x = 0