BECE 2011 Mathematics (Maths) Paper 1 Objectives
BECE PAST QUESTIONS AND ANSWERS
BECE 2011
MATHEMATICS (Maths)
OBJECTIVES (Paper 1)
1. Which of the following is the set of prime factors of 12?
A. {2, 3}
B. {1, 2, 3}
C. {1, 2, 4, 6}
D. {2, 3, 4, 6}
A. {2, 3}
B. {1, 2, 3}
C. {1, 2, 4, 6}
D. {2, 3, 4, 6}
2. Expand 3a (a – 4b)
A. 3a – 12ab
B. 3a2 – 12ab
C. 3a2 – 12b
D. 3a2 – 12a
3. Express 5 as a percentage of 4
A. 125%
B. 120%
C. 25%
D. 20%
4. Express 2700 as a product of prime numbers.
A. 22 × 32 × 52
B. 2 × 33 × 52
C. 22 × 33 × 52
D. 2 × 32 × 53
5. The ratio of mangoes to oranges in a basket is 3:2. If there are 36 mangoes, how many oranges are in the basket?
A. 90
B. 60
C. 24
D. 12
6. Express 0.125 as a fraction in its lowest form.
A. 1/5
B. 1/9
C. 1/12
D. 1/16
7. Convert 222five to a number in base ten.
A. 30
B. 52
C. 60
D. 62
A. 30
B. 52
C. 60
D. 62
8. If A = {18, 19, 20} and B = {15, 16, 17}, find A∩B
A. {15, 16, 17, 18, 19, 20}
B. {15, 16, 18, 19}
C. {18, 19}
D. {}
9. Simplify 39 ÷ 33
A. 327
B. 312
C. 36
D. 33
10. An article which costs GH¢ 25.00 was sold for GH¢ 35.00. Find the percentage profit made.
A. 10%
B. 28%
C. 40%
D. 70%
11. Factorize completely b2 + fb – mb – fm
A. (b – f ) (b – m)
B. (b + f ) (b – m)
C. (b + f ) (m – b)
D. (b + f ) (m + b)
12. Simplify: -13 – (-3) + (-10)
A. -26
B. -20
C. -10
D. - 6
13. Find the HCF of 33 × 52 and 32 × 54
A. 32 × 52
B. 33 × 52
C. 32 × 54
D. 35 × 56
14. State the rule of mapping
A. x --> 15x
B. x --> 15 + x
C. x---> 15/ x
D. x --> 10 + 5x
15.
16. Find the area of a square, if its perimeter is 28 cm.
A. 784 cm2
B. 196 cm2
C. 49 cm2
D. 14 cm2
17.
19.
20. Eight copies of a book cost GH¢ 16.00. Find the cost of 5 copies.
A. GH¢ 2.00
B. GH¢ 3.20
C. GH¢ 5.00
D. GH¢ 10.00
21. Solve the equation 1/5 (2 + y) = ½ (y – 1)
A. -3
B. ¾
C. 5/3
D. 3
22. The gradient of the straight line that passes through points A (3, 2) and B (4, 8) is
A. -1/6
B. -1/2
C. 2
D. 6
23. A car is travelling at 60 km per hour. How far does it travel in 2 ½ hours?
A. 30 km
B. 60 km
C. 120 km
D. 150 km
25.
26. Find the volume of a cube of side 5 cm.
A. 10 cm3
B. 15 cm3
C. 25 cm3
D. 125 cm3
27.
28. Kwame and Ama shared an amount of money in the ratio 5:4 respectively. If Kwame had GH¢ 9.00, how much did they share?
A. GH¢ 16.20
B. GH¢ 36.00
C. GH¢ 45.00
D. GH¢ 81.00
30.
31. There are 10 red and 15 green balls in a bag. Find the probability of selecting at random a red ball from the bag.
A. 3/5
B. 2/5
C. 1/10
D. 1/25
The table below gives the distribution of ages of students in a class. Use it to answer Questions 32 – 34
Ages (years)
|
13
|
14
|
15
|
16
|
17
|
Number of students
|
3
|
10
|
6
|
7
|
4
|
32. How many students are in the class?
A. 20
B. 30
C. 45
D. 75
33. What is the modal age?
A. 14
B. 15
C. 16
D. 17
34. If a student is chosen at random from the class, what is the probability that the student is 15 years old?
A. 1/5
B. 1/3
C. 1/2
D. 2/3
35. A length of a ribbon is 16.8 m long. How many ribbons 0.36 m long can be cut from it?
A. 0.46
B. 4.60
C. 46
D. 460
36. A refrigerator was sold for GH¢ 200.00 at a loss of 10%. Find the cost price.
A. GH¢ 180.00
B. GH¢ 190.00
C. GH¢ 220.00
D. GH¢ 222.22
37. The diagram below is the net of a
A. cone
B. cuboid
C. rectangular prism
D. pyramid
38. What is the value of 7 in the number 832713?
A. Seven thousand
B. Seven hundred
C. Seventy
D. Seven
39.Write 3560 in standard form.
A. 3.56 × 10-4
B. 3.56 × 10-3
C. 3.56 × 103
D. 3.56 × 104
40. Correct 0.02751 to three decimal places
A. 0.027
B. 0.028
C. 0.03
D. 0.28
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