Mathematics — 2008

M = {1, 2, 3, 4, 5, ..., 20}

List the members of the set {2 ≤ x ≤ 5}.

Round 8921465 to the nearest hundred.

Write 98 as a product of its prime factors.

Evaluate 4(8 - 2) + 5(3 - 8).

Arrange the following in descending order of magnitude:

The ratio 8 : 12 is equivalent to y : 9. What is the value of y .

Write 0.55 as a fraction in its lowest term.

Which of the following can be made from the net below?

Simplify 5 w + 7 p 2 - 4 w + 3 p 2

Osei bought a hat for GH₵ 5.00. He sold it to Yaovi at a profit of 20%. How much did Yaovi pay for the hat?

Simplify 2 9 ÷ 2 3

Find the image of -3 under the mapping x → 2( x + 3).

A football field is 120 m long and 75 m wide. What is the perimeter of the field?

A tank holds 240 litres of water. How much water is in the tank when it is 4 5 full?

A man has 6 x sheep and 5 y goats. He sells 3 x sheep and 2 y goats. How many animals are left after the sales?

The table below shows the average rainfall in a town from March 2003 to August 2003.

The table below shows the average rainfall in a town from March 2003 to August 2003.

A trader buys a dozen pens at GH₵ 4.80 and sells them at 48 Gp each . Find her percentage profit.

Find the angle through which the minute hand of a clock moves from 5.15 p.m. to 5.25 p.m.

If E = {prime numbers between 10 and 20} and F = {odd numbers between 0 and 16}, find E ∩ F .

Write 17 ten in base two numeral.

What fraction of a revolution is 72°?

Express 6 days is to 3 weeks as a ratio in its simplest form.

The letters in the word HIPPOPOTAMUS are placed in a box. What is the probability of taking out a letter that is a vowel?

Find the perimeter of the kite below.

Illustrate 3 < x < 5 on the number line, where x ∈ {rational numbers}.

How many lines of symmetry has an equilateral triangle?

If p = ( 4 3 ) and q = ( -2 7 ) , find 4 p - 2 q .

Which of the following is not a quadrilateral?

Use the figure below to answer the question below .

Use the figure below to answer the question below .

Solve 4k 9 = 12.

Expand ( a + 4)( a + 6)

Find 12 1 2 % of GH₵ 80.00

Write the number 34.1 in standard form.

Simplify 30 5(-2)

Find the highest common factor of 15 and 21.

The difference between two numbers is 168. If the smaller number is 113, find the other number.

If r = ( 2 5 ) and t = ( -2 -3 ) , evaluate r + t .