Maths Challenge

Simplify: 3x + 2y - 4x + 5y

• x + 7y

• -x + 5y

• -4x + 7y

• -x + 7y

What is the value of x if 2x + 5 = 15?

• x = 5

• x = 7

• x = 3

• x = 10

Find the value of y in the equation 3y - 7 = 8

• 5

• 3

• -2

• 10

Calculate the area of a rectangle with length 6m and width 4m

• 20 square meters

• 30 square meters

• 10 square meters

• 24 square meters

What is the slope of a line passing through points (2, 3) and (4, 7)?

• 10

• 2

• 4

• 5

Solve for x: 2x^2 - 5x + 3 = 0

• x = 4

• x = -1

• x = 3/2, x = 1

• x = 2

In a right-angled triangle, if one angle is 30 degrees, what is the measure of the other two angles?

• The other two angles are 120 degrees and 30 degrees.

• The other two angles are 75 degrees and 15 degrees.

• The other two angles are 90 degrees and 60 degrees.

• The other two angles are 45 degrees and 15 degrees.

If a circle has a radius of 5cm, what is its circumference?

• 31.4159 cm

• 15.70795 cm

• 20.1327 cm

• 25.1327 cm

Factorise: x^2 + 5x + 6

• (x + 1)(x + 6)

• (x + 2)(x + 3)

• (x + 5)(x + 1)

• (x + 4)(x + 2)

What is the equation of a line parallel to y = 2x + 3 passing through point (1, 4)?

• y = 3x + 4

• y = 4x + 2

• y = 2x + 5

• y = 2x + 2