Ghana BECE 2003 MATHEMATICS PAST QUESTIONS AND ANSWERS

1) p = {3, 6, 9, 12, 15}. Which of the following best describes the set P?

2) If Q = {2, 4, 6, 7, 8, 10} and R = {3, 5, 7, 9, 10, 11}, find Q∩R.

3)

Find the set of missing numbers on the number line above.

4) If 7.2 and 7.9 are two points on a number line, find the number in the middle of these points.

5) Find the least common multiple (L.C.M) of 12 and 20.

6) Express 72 as a product of prime factors.

7) If 3t – 2(t + 12) = 11, find the value of t.

8) What is the value of the digit 8 in the number 78000?

9) Find the product of 17 and 121.

10) Araba owes ¢550,000.00 at bank. She goes to pay ¢150,000.00. How much does Araba owe the bank now?

11) Evaluate 37/100 x 7/10

12) Express 1.25 as a mixed fraction in its lowest term.

13) The total number of match sticks in 6 match boxes was 270. Find the total number of sticks in 20 similar boxes.

14) A car travels at an average speed of 45 km per hour. What distance does it cover in 12 hours.

15) Calculate the simple interest on ¢130,000.00 for 2½ years at 12% per annum.

16) Express 2/5 as a percentage.

17) Kwame gets a commission of 20% to bread sold. In one week, Kwame’s commission was ¢45,000.00. How much bread did he sell during that week?

18) Write 83000 in standard form.

19) The following are the marks obtained by pupils in a test: 2, 3, 5, 2, 3, 4, 2, 3, 5, 3.

What is the mode?

20) The following are the marks obtained by pupils in a test: 2, 3, 5, 2, 3, 4, 2, 3, 5, 3.

Calculate the mean

22) lf y = ⅓(x-2), express x in terms of y.

23) Simplify 6a² x 4a²b²

24) Change 17ten to a base two numeral.

25) Which of the following statements is true?

Find the set of integers with interval -2 < x < 2

27) What is the rule for the mapping?

29) Which of the following represents the net of a pyramid?

30) A rectangular tank has dimensions 2.5 m by 4 m by 5 m. It is filled with water to the brim. If 35 m³ of the water is used, how much water is left in the tank?

31)

In the triangle XYZ, angle XZY = 90°, |XY| = 13 cm and |XZ| = 5 cm. What is the length of XZ.

32) How many lines of symmetry has an equilateral triangle?

33) The value of an obtuse angle lies between

34)

In the diagram above AB is parallel to CD. Angles x and y are

35) If a = (2 1) and b = (3 -4), find 2a + b.

36)

Find the size of the angle marked f, in the diagram above?

37) The dimensions of a cuboid are 2 cm, P cm and 5 cm. Which of the following is an expression for the volume of the cuboid?

38) Simplify 5(3t + 1)-6(t -1)

39) Simplify (⅔ – ½) ÷ ⅙

40) The point P moves in a plane such that it is always at equal distance from two fixed points, A and B in the same plane. Which of these is the locus of the point P.?