Mathematics Challenge for Grade 10

Define a set and provide an example.

• [1, 2, 3, 4, 5]

• (1, 2, 3, 4, 5)

• Example of a set: {1, 2, 3, 4, 5}

• {1, 2, 3, 4}

What is the current exchange rate of USD to EUR?

• 1 USD = 1.10 EUR

• 1 USD = 0.85 EUR

• 1 USD = 0.75 EUR

• 1 USD = 0.90 EUR

Calculate the compound interest on $1000 at an annual rate of 5% for 3 years.

• 200.00

• 300.00

• 157.63

• 150.00

If a population of 1000 increases by 10% annually, what will be the population after 2 years?

• 1300

• 1210

• 1100

• 1500

Find the volume of a cone with a radius of 3 cm and a height of 5 cm.

• 15π cm³

• 12π cm³

• 20 cm³

• 10π cm³

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

• x = 2, x = 3

• x = 0, x = 5

• x = -2, x = -3

• x = 1, x = 4

Calculate the area of a triangle with a base of 10 cm and a height of 5 cm.

• 30 cm²

• 15 cm²

• 25 cm²

• 20 cm²

What is the mean of the following data set: 2, 4, 6, 8, 10?

• 4

• 8

• 10

• 6

Determine the median of the data set: 3, 1, 4, 2, 5.

• 4

• 3

• 2

• 5

What is the mode of the following numbers: 1, 2, 2, 3, 4?

• 2

• 3

• 4

• 1