Mathematics — 1998
BECE · 37 questions · Answers included
37 questions
Two sets which have no common members are known as ......
P = {0, 2, 4, 6} and Q = {1, 2, 4, 5}. Find P ∩ Q .
Evaluate 1 2 [(4 – 1) – (5 – 6)]
Find the highest(greatest) common factor of 35 and 70.
Write 1101101 two in base ten
State the property used in the statement: p ( q + r ) = pq + pr
If n 2 + 1 = 50, find n
Evaluate 0.63 x 0.70 9.00
In the relation 1 R = 1 R 1 + 1 R 2 , if R 1 = 1 and R 2 = 3, find R
Arrange the following from the highest to the lowest: 2 3 , -9, 3 5 and 0.
The total numbers of goals scored each month by a football team are: 3, 4, 8, 2, 4, 6, 4, 8, 7 and 6. What is the mode?
A trader sold 90 oranges at 3 for ₵50.00. How much did she get from selling all the oranges?
A man bought a car for ₵5.5 million and sold it for ₵6.5 million. Find the percentage gain.
On a map, two towns P and Q are 15.5 cm apart. The scale of the map is 1 cm: 4 km. Calculate the actual distance between P and Q .
Expand the expression 2(3 a + 2 b )
Mansah obtained 150 marks out of 240 marks in an English test. What was her percentage score?
The marks obtained by six boys in a test are: 14, 20, 25, 15, 28 and 16. Find the mean mark.
Which of the following is equivalent to 2 2 × 6 2
Kwaku had 300 mangoes. He sold 240 of them. What is the percentage of the mangoes left?
A bag contains 5 black and 6 white balls. What is the probability of picking a white ball?
Solve for h in the equation 15 – 2 h = 6
What is the image of 3 in the mapping x → 3 x + 7?
How many faces has a closed cylindrical object?
A graph of a straight line AB is shown below.
A graph of a straight line AB is shown below.
A man deposited an amount of ₵50,000.00 at a bank for 2 years at a rate of 20%. Find the simple interest.
Kofi received ₵800.00 commission on the sales he made on a particular day. This commission is 20% of sales he made. Calculate his total sales for the day.
In the diagram below, PQR is an isosceles triangle. | PQ | = | PR |, ∠ QPR = 40° and QRS is a straight line.
Factorize completely the expression 2 xy – 8 x + 5 y - 20.
Ama is facing east. Through how many degrees should she turn clockwise to face north?
In the triangle RST , ∠ RST is 90°, | RS | = 4 cm and | ST | = 3 cm.
How many lines of symmetry has a rhombus?
Given that a = ( -3 4 ) and b = ( 1 2 ) .
If u = ( 3 -1 ) and v = ( 6 1 ) , find 2 u + v .
The volume of water in a cuboid is 9 m 3 . The length of the cuboid is 3 m and the breadth is 2 m.
In the diagram, O is the centre of the circle and r is its radius.
Which of the following best describes the statement: "The locus of points 6 cm from a fixed point O ?"