Mathematics — 1999

Set A is called ...... of set B , when all the numbers of set A are also members of set B .

M = {multiples of 3 between 10 and 20} N = {even numbers between 10 and 20}.

Express 24 as a product of prime factors.

Write in standard form 1342.

Change 10111 two to base ten.

If Y = 595 and Z = 7071, find the sum of Y and Z .

Simplify: 1 2 - 1 4 + 1 8

A ribbon is 4 m long. How many pieces, each 30 cm long, can be cut from the ribbon?

Find the integers within the interval 5 < x < 9

Calculate, correct to two decimal places, 0.61 ÷ 0.8

The diagram below shows a circle with centre O , S and T are points on the circle.

The diagram below shows a circle with centre O , S and T are points on the circle.

Simplify: 2 × 3 2 × 3 4

Which of the following fractions is the greatest? 1 6 , 1 4 , 1 2 , 1 3 , 1 5

The sum of the ages of a man and his wife is 81 years. The ratio of their ages is 5:4. Find the age of the younger person.

A car is travelling at 40 km per hour. How far does it travel in 2 1 2 hours?

There are 6 girls and 18 boys in a class. What percentage of the class are girls?

Find the missing numbers in the sequence 4, 8, 12, _ , _ , _ , 28

A shop increased all its prices by 10%. Calculate the new price for an article which previously sold for ₵7,500.00

Simplify: 7( y + 1) – 2(2 y + 3)

The table below shows the average monthly rainfall at Nankese from March, 1996 to August, 1996.

The table below shows the average monthly rainfall at Nankese from March, 1996 to August, 1996.

Find the median of the following numbers: 1, -1, -5, 3 and -4

There are 15 red and 25 black balls in a bag. Find the probability of selecting a black ball from the bag.

In the diagram below, K is an enlargement of J . Use it to answer the question below.

In the diagram below, K is an enlargement of J . Use it to answer the question below.

A trader received a commission of 25% on the sales he made in a month. His commission was ₵180,000.00. Find his total sales for the month.

Kwame travelled from Accra to Kumasi. He travelled 3 10 of the journey by lorry, 2 5 of the journey by taxi and the rest by train. What fraction of the journey did he travel by train?

If 4( m + 4) = 18, find the value of m .

Use the mapping below to answer the question below

Use the mapping below to answer the question below

A square of side 6cm has the same area as a rectangle of length 9 cm. Find the breadth of the rectangle.

Factorize 3 r 2 s – 9 rs 2

The average mass of 4 boys is 45 kg. When a fifth boy joins them, the average mass changes to 40 kg. What is the mass of the fifth boy?

E is the point (4, 2) and F the point (2, 1). Calculate the gradient of the straight line EF .

L = ( 3 -1 ) and K = ( -4 2 ) .

Given the relation 1 y = 1 c + 1 x .

In the diagram below, MNO is a triangle. Angle MON = 72° and angle OMN = 68°.