Mathematics — 2013

If A = {5,10,15,20,25,125} and B = {5,10,15,20,25,625}, list the elements of A ∪ B

Express 1.25 as a percentage.

Arrange the following in ascending order of magnitude:

Evaluate 53 - (-7) + (-15).

Given that A = { a , e , i , o , u } and B = { r , s , t }, how many elements are in A∩B?

Convert 2114 five to a base ten numeral.

Simplify 2 2 x 3 2 4 2 x 3 3 .

A car uses 150 litres of petrol in 45 mins. How many litres of petrol will it use in 1 hour?

Simplify 36 a 3 b 2 x 27 a b 3 y .

Find the rule of the mapping:

Given that –1 = 2 – m , find m

The perimeter of a rectangle is 48 cm. if the length is 14 cm, find its width.

Make d the subject of the relation n = 2 d + 3

Calculate the gradient of the straight line joining the points A (3,5) and B (–2,3).

Use the diagram below to answer the question below .

Use the diagram below to answer the question below .

If S = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, find the probability that a number selected at random from S is odd.

Find the vector which translates the point (4, –5) to (3, –2)

Factorize completely the expression 2 xy – 6 y + 7 x – 21

The area of a circle is 154 cm 2 . Find the diameter.

Mame Esi rides her bicycle to school and back everyday. If the distance from her home to the school is 2345 m, how many kilometers does she cover everyday?

The length of a rectangular fence is 25 m. The ratio of the length to the width is 5:3. Find the width of the rectangular fence.

Evaluate 20 a - b , if a = 30 and b = 1.

How many 15Gp Christmas cards can be bought with GH₵18.00?

If u = ( 6 9 ) and v = ( 4 -5 ) , find u + v .

If 4956 × 25 = 123,900, evaluate 495.6 × 2.5 leaving the answer in standard form.

Which of the following expressions is illustrated on the number line.

If 180 oranges were shared among Kwame and Ama in the ratio 7:5, respectively, how many oranges did Ama receive?

Calculate the simple interest on GH₵450.00 for 2 years at 12% per annum.

If 15% of the length of a rope is 75 cm, find half of the length of the rope.

In an office, 2 3 of the telephone bill is paid by Tom, 1 5 by Azuma and the remaining by Tina. What fraction is paid by Tina?

Express 0.055 as a common fraction

The table below shows the distribution of workers in some trades.

The table below shows the distribution of workers in some trades.

Aba bought a carton of fish at GHC 80.00 and sold it at a profit of GHC 13.60. Find the selling price.

A man shared an amount of money between his two children, Esi and Ato in the ratio 2:3 respectively. If Ato received GH₵ 45.00, what was the total amount shared?

How many edges has a cuboid?

Two sets whose intersection is an empty set are