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Mathematics NECO SSCE 2004 Number and Numeration
Find the value of t such that the expression \(\frac{1}{t}\) + \(\frac{4}{3}\) - \(\frac{5}{6t}\) + 1 is equal to zero
A
\(\frac{1}{6}\)
B
\(\frac{1}{-14}\)
C
- \(\frac{3}{2}\)
D
\(\frac{7}{6}\)
E
\(\frac{2}{5}\)
medium Difficulty
Mathematics NECO SSCE 2004 Geometry and Trigonometry
One of the interior angles of a regular polygon is 120°. Find the number of sides of the polygon
A
3
B
4
C
6
D
9
E
12
medium Difficulty
Mathematics NECO SSCE 2004 Geometry and Trigonometry
If cos x = 4/5, 0° \( \leq \) x \( \leq \) 90°, find the value of (1 + tan x)/(1 - tan x)
A
9
B
7
C
4
D
\(\frac{7}{16}\)
E
\(\frac{9}{25}\)
medium Difficulty
Mathematics NECO SSCE 2004 Number and Numeration
Evaluate ut - \(\frac{1}{2}\)ft2 when t = 5, u = -20 and f = 10
A
225
B
72
C
-75
D
-125
E
-225
medium Difficulty
Mathematics NECO SSCE 2004 Geometry and Trigonometry
Express the quotient of 0.422 and 0.004 in standard form
A
1.055 × 102
B
10.55 × 101
C
105 × 100
D
10.55 × 10-1
E
1.055 × 10-2
medium Difficulty
Mathematics NECO SSCE 2004 Number and Numeration
The 4th term of a G.P is 3 and its first term is 81. What is its common ratio?
A
3
B
\(\frac{2}{3}\)
C
\(\frac{1}{3}\)
D
-\(\frac{1}{3}\)
E
-3
medium Difficulty
Mathematics NECO SSCE 2004 Statistics and Probability
If the mean of the following set of data, 2, 3,3,3, 2,4, 4, and 3 is divided by its mode, the result is:
A
1
B
2
C
3
D
5
E
8
medium Difficulty
Mathematics NECO SSCE 2004 Geometry and Trigonometry
The diagonals of a rhombus are 16cm and 30cm long. What is the perimeter of the rhombus
A
68cm
B
72cm
C
80cm
D
88cm
E
92cm
medium Difficulty
Mathematics NECO SSCE 2004 Statistics and Probability
A bag Contains 2 red, 3 blue and 4 green identical balls. If two balls are picked at random one after the other without replacement, what is the probability that both are green?
A
\(\frac{1}{6}\)
B
\(\frac{1}{3}\)
C
\(\frac{16}{18}\)
D
\(\frac{3}{8}\)
E
\(\frac{4}{9}\)
medium Difficulty
Mathematics NECO SSCE 2004 Number and Numeration
Express the product of 0.007 and 0.057 to two significant figures
A
0.0004
B
0.00039
C
0.004
D
0.0039
E
0.04
medium Difficulty
Mathematics NECO SSCE 2004 Number and Numeration
Find x if (x - 2)2 = 1\(\frac{7}{9}\)
A
\(\frac{2}{3}\) or \(\frac{2}{7}\)
B
3\(\frac{1}{3}\) or \(\frac{2}{3}\)
C
3\(\frac{7}{9}\) or \(\frac{2}{7}\)
D
3\(\frac{1}{3}\) or \(\frac{7}{9}\)
E
\(\frac{3}{7}\) or \(\frac{2}{9}\)
medium Difficulty
Physics NECO SSCE 2004 Electricity and Magnetism
Which of these expresses the relationship between the earth’s magnetic field FE, and the field’ FB due to a magnet at neutral points? FE is
A
equal and opposite to FB
B
equal to and in the same direction with FB
C
greater than and in the same direction with FB
D
greater than and opposite to FB
E
less than and opposite to FB
medium Difficulty
Physics NECO SSCE 2004 Waves and Optics
The general equation of a wave CANNOT be written as
A
y = A Sin [2 π (\(\frac{t}{T}\) ± Xλ)]
B
y = A Sin [wt ± kx]
C
y = A Sin [2 \(\frac{\pi}{\lambda}\) (vt ± x)]
D
y = A Sin [2π (ft ± \(\frac{X}{\lambda}\) )]
E
y = A Sin 2 π f(T ± \(\frac{X}{\lambda}\))]
medium Difficulty
Physics NECO SSCE 2004 Waves and Optics
A voltage supply of 12V r.m.s. and frequency 90Hz is connected to a 4 ω resistor. Calculate the peak value of the current
A
48.8 A
B
30.0 A
C
27.5 A
D
4.2 A
E
3.0A
medium Difficulty
Physics NECO SSCE 2004 Mechanics and Properties of Matter
Which of the following conclusion(s) can be drawn from Newton’s second law of motion? Force is proportional to I. the product of mass and acceleration II. the product of mass and velocity III. Impulse
A
I only
B
II only
C
III only
D
II and III only
E
I, II and III
medium Difficulty
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