R {1, 3, 5, 7} and S {2, 4, 6, 8}, find R ∪ S.

Find the missing numbers in the set {5, 10, 15, _, 25, _, _, 40}.

What property of addition is defined by (a + b) + c = a + (b + c)

Find the highest (greatest) common factor of 63 and 81.

Change 124_five to a base ten numeral.

Kofi bought 4 books at an average price of ¢2,500.00. If the total cost of 3 books was ¢6,500.00, find the cost of the fourth book.

Find the sum of all the even numbers between 70 and 80.

1. By how much is 5/6 greater than 3/4 ?

Evaluate 0.25 × 0.06, correct to three decimal places.

Express 5/8 as a decimal fraction

The following are the angles formed at the centre of the circle: 30°, 70°, 120°, 2x° and 5x°. Find the value of x.

On a map 1 cm represents 4.5 km. What is the actual distance between two towns which are 4 cm apart on the map?

1. If 2y = 6 – 3x, find y when x = 0.

How many lines of symmetry has an isosceles triangle?

Kofi’s age in the next 10 years will be 4 times his age 5 years ago. How old is Kofi now?

A point (3, 4) is rotated through an angle of 90° anticlockwise about the origin O. Find the image, P₁ of the rotation.

Which of the following is not a quadrilateral?

Express 2345 in standard form.

Solve the inequality 3(x – 1) ≤ 12.

Kofi and Ama shared an amount of money in the ratio 3 : 2 respectively. If Kofi had ¢60,000.00, how much was shared?

Workers are required to pay 4.5% of their salaries into an Education Fund. A worker’s salary is ¢120,000.00. How much does he pay into the Educational Fund?

Araba bought an electric cooker for ¢540,000.00 at a discount of 10%. Find the actual price of the electric cooker.

Given that √(p² + q²) = p × q, find the value of a, if a = √(13² + 15²)

A mapping is defined by n → 2n – 3. What is the image of -2 under the mapping?

Simplify 4p + 6p² – 2p + 2p².

Make q the subject of the relation w = (n − q)/q.

Given that E = mc², find E when m = 10 and c = 4.

The scores obtained by 8 pupils in a test are 2, 3, 4, 5, 7, 8, 8 and 9.

What is the median score?

The scores obtained by 8 pupils in a test are 2, 3, 4, 5, 7, 8, 8 and 9.

Find the mean score.

The scores obtained by 8 pupils in a test are 2, 3, 4, 5, 7, 8, 8 and 9.

What is the probability that a pupil chosen at random scores 8 marks?

Use the graph of the straight line MN below

Determine the value of x when y is 3.

Use the graph of the straight line MN below

Find the gradient of the line MN.

State the rule of the following mapping.

x             1              2              3              4             5

↓             ↓              ↓              ↓               ↓             ↓

y              1              4             9             16            25

The area of a rectangle is 18 cm². One of its sides is 9 cm long. Find its perimeter.

Calculate the area of figure PQRST.

In an enlargement with scale factor k, which of the following statements is not true?

Find the angle MON.

Angle MON and angle PMO are …………..

If

find 2u + 3v.

Which of the following statements best describes the construction below?