BECE 2012 - MATHEMATICS [PAPER I]
OBJECTIVE TEST
1.
If P = {2,3,5,7} and Q = {2,4,6,8}, find P∩Q.
{2}
{3}
{4}
{5}
2.
Which of the following numbers is an integer?
-
-
0.5
1
3.
Find the Lowest Common Multiple (LCM) of 22 x 3 x 52 and 23 x 32 x 5.
22 x 3 x 5
22 x 32 x 52
23 x 3 x 5
23 x 32 x 52
4.
How many diagonals are in a rectangle?
1
2
3
4
5.
Simplify -4(3-5)+10-3(7+4)+30.
-1
15
56
65
6.
An iron rod 15 m long is divided into 12 equal parts. How long is each part?
0.80 m
1.25 m
1.50 m
3.00 m
7.
Convert 42 to a base two numeral.
1001010two
1010010two
1010100two
101010two
8.
Simplify
57
58
59
513
9.
A tank contains 400 litres of water. If 100 litres is used, what percentage is left?
25%
30%
40%
75%
10.
Triangle ABC is a right-angled triangle. Find the length of AC.
1 cm
5 cm
7 cm
12 cm
11.
Arrange the following fractions in descending order of magnitude:
12.
Find the image of 3 under the mapping, x → 10 - 2x.
4
5
8
16
13.
Simplify
14.
If 2x = 5(x - 2) + 7, find the value of x.
-5
-1
1
5
15.
The table below shows the day and night temperatures of a town during a week. Use it to answer the question below.
Week | Temperature (oC) | |
Day | Night | |
Monday | 33 | 24 |
Tuesday | 29 | 25 |
Wednesday | 32 | 23 |
Thursday | 34 | 26 |
Friday | 32 | 24 |
Saturday | 30 | 24 |
Sunday | 30 | 25 |
Find, correct to one decimal place, the average day temperature for the week.
24.4 oC
30.2 oC
31.4 oC
32.2 oC
16.
The table below shows the day and night temperatures of a town during a week. Use it to answer the question below.
Week | Temperature (oC) | |
Day | Night | |
Monday | 33 | 24 |
Tuesday | 29 | 25 |
Wednesday | 32 | 23 |
Thursday | 34 | 26 |
Friday | 32 | 24 |
Saturday | 30 | 24 |
Sunday | 30 | 25 |
On which day was the change in temperature the least?
Monday
Saturday
Sunday
Tuesday
17.
A box contains 30 identical balls of which 16 are white and the rest yellow. If a girl picks a ball at random from the box, what is the probability that it is a yellow ball?
18.
Find the truth set of
{x:x ≤ -3}
{x:x ≤ -1}
{x:x ≥ 1}
{x:x ≥ -3}
19.
The perimeter of the figure below is 71 cm. Find the diameter of the semi-circumference portion.
[Take π =
1.0 cm
3.5 cm
7.0 cm
14.0 cm
20.
Simplify
21.
Kojo is 20% heavier than Afua. If Kojo weighs 6 kg, what is Afua’s weight?
4.8 kg
5.0 kg
6.0 kg
7.2 kg
22.
Find the volume of a cylinder of height 3 cm and radius 2 cm.
6π cm3
12π cm3
18π cm3
24π cm3
23.
Given the points S(5, -2) and T(3, 2), calculate the gradient of the line ST.
-2
-
2
24.
Kofi invested GH₵ 150,000 at 2.5% per annum simple interest. How long will it take this amount to yield an interest of GH₵11,250.00?
2 years
3 years
4 years
5 years
25.
Express 3.75 as a mixed fraction.
3
3
3
3
26.
A map is drawn to the scale 1:100,000. What distance in kilometres is represented by 5 cm on the map?
0.5 km
5.0 km
50.0 km
500.0 km
27.
Given that r =
28.
Esi went to the market and bought 500 g of meat, 850 g of fish and 900 g of eggs. What is the total weight of the items she bought in kilograms?
2.20 kg
2.25 kg
2.35 kg
22.50 kg
29.
A watch gains 1
9 minutes
15 minutes
18 minutes
36 minutes
30.
A printing machine prints 600 books in 3 hours. How many books will the machine print in 5 hours?
360 books
1000 books
1800 books
3000 books
31.
The bearing of Atoru from Busase is 275°. What is the bearing of Busase from Atoru?
180°
175°
095°
075°
32.
In a class of 24 pupils, 10 study French only and 8 study English only. If each pupil studies at least one of the two subjects, how many study English?
12
14
16
18
33.
Convert 84 to a base five numeral.
4130five
3014five
314five
114five
34.
In the diagrams below, triangle A1B1C1 is an enlargement of triangle ABC. Determine the scale factor.
0.50
0.75
2.00
4.00
35.
Find the least number that must be added to 308 to make it divisible by 19.
4
7
15
18
36.
In a school of 940 pupils, the number of girls exceeds the number of boys by 150. How many girls are there in the school?
620
545
470
395
37.
Which of the following fractions is equivalent to
38.
(38)
In the diagram below, line PQ is parallel to RS and UV is a line drawn through PQ and RS.
Use the diagram to answer the question below.
Find angle a.
35o
55o
135o
145o
39.
In the diagram below, line PQ is parallel to RS and UV is a line drawn through PQ and RS.
Use the diagram to answer the question below.
Angle b and angle c are
alternate angles.
vertically opposite angles.
corresponding angles.
interior opposite angles.
40.
Expand – x(3 – 2x).
-2x2 - 3x
2x2 - 3x
-2x2 + 3x
2x2 + 3x