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Mathematics NECO SSCE 2004 Number and Numeration
Find the area of a triangle ABC such that a = 16cm, b = 14cm, c = 12cm, leave your answer in surd form
A
5\(\sqrt{15}\)cm2
B
7\(\sqrt{15}\)cm2
C
21\(\sqrt{3}\)cm2
D
21\(\sqrt{5}\)cm2
E
21\(\sqrt{15}\)cm2
medium Difficulty
Mathematics NECO SSCE 2004 Statistics and Probability
If the first term of an AP is 1.2 and the common difference is also 2, what is the mean of the first five terms?
A
2
B
4
C
5
D
8
E
10
medium Difficulty
Mathematics NECO SSCE 2004 Geometry and Trigonometry
The angle subtended by a diameter of a circle at the circumference is a/an
A
acute angle
B
obtuse angle
C
reflex angle
D
right angle
E
supplementary angle
medium Difficulty
Mathematics NECO SSCE 2004 Geometry and Trigonometry
Calculate (0.05 × 0.025) ÷ (4.25 × 3.35) and express your answer in standard form
A
8.7796 × 105
B
8.7796 × 104
C
8.7796 × 103
D
8.7796 × 10-3
E
8.7796 × 10-5
medium Difficulty
Mathematics NECO SSCE 2004 Number and Numeration
The expression 4x2 - 4 has the following as its factors EXCEPT
A
x - 1
B
x + 1
C
x2 -1
D
4x + 1
E
4x - 4
medium Difficulty
Mathematics NECO SSCE 2004 Algebra
Solve the equation: \(\frac{3}{[2(x - 2)]} - \frac{2}{[3(2 - x)]} = 0\)
A
3
B
2
C
\(\frac{3}{2}\)
D
\(\frac{2}{3}\)
E
-3
medium Difficulty
Mathematics NECO SSCE 2004 Number and Numeration
A car travels at an average speed of 75km/h. Find its speed in metres per second.
A
270m/s
B
208m/s
C
27.0m/s
D
20.8m/s
E
2.08m/s
medium Difficulty
Mathematics NECO SSCE 2004 Number and Numeration
What must be added to b2-3ab to make it a perfect square?
A
-3a
B
-\(\frac{3}{2}\)
C
\(\frac{9}{4}\)
D
\(\frac{9a}{4}\)
E
\(\frac{9^2}{4}\)
medium Difficulty
Mathematics NECO SSCE 2004 Number and Numeration
A sales boy gave a change of N75.00 to a buyer instead of N80.00, calculate his percentage error, correct to one decimal place?
A
6.00%
B
6.20%
C
6.30%
D
6.60%
E
6.70%
medium Difficulty
Mathematics NECO SSCE 2004 Geometry and Trigonometry
Evaluate (Log13 - log5) ÷ X(log5-log13) without using tables
A
X
B
–x
C
X-1
D
–X-1
E
-1
medium Difficulty
Mathematics NECO SSCE 2004 Algebra
The roots of a quadratic equation in x, are -m and 2n. Fine equation.
A
x2 - x(2n-m) – 2mn = 0
B
x2 + x(2n - m) - 2mn = 0
C
x2 + x(m - 2n) + 2mn = 0
D
X2 + x (m + 2n ) + 2mn = 0
E
x2 - x (m - 2n) - 2mn = 0
medium Difficulty
Mathematics NECO SSCE 2004 Geometry and Trigonometry
The bearing of Y from X is 085º. What is the bearing of X from Y?
A
005°
B
095°
C
185°
D
265°
E
275°
medium Difficulty
Mathematics NECO SSCE 2004 Number and Numeration
Four pupils have an average age of 12years and two other pupils of average age of 10.5years are added. What is the average age of the six pupils?
A
10.5yrs.
B
11yrs.
C
11.5 yrs.
D
12yrs.
E
12.5yrs.
medium Difficulty
Mathematics NECO SSCE 2004 Number and Numeration
A bag contains p dozens of bananas and 3q of these proved to be bad. If I buy one third of the goods ones, how many do I get?
A
P -3q
B
\(\frac{1}{3}\) (p - 3q)
C
3q
D
4p - q
E
12p - 3q
medium Difficulty
Mathematics NECO SSCE 2004 Number and Numeration
If log\(_{10}\)2 = 0.3010 and log\(_{10}\)3 = 0.4771, simplify: (Log\(_{10}\)8-log\(_{10}\)2) \div (Log\(_{10}\)9 - log\(_{10}\)2)
A
4
B
3
C
-0.92
D
-4
E
0.92
medium Difficulty
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