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Mathematics WAEC / WASSCE 2004 Number and Numeration
Given that p = 2, q = -5 and r = - 4, evaluate 3p2 - q2 - r3
A
101
B
77
C
51
D
-27
medium Difficulty
Mathematics WAEC / WASSCE 2004 Number and Numeration
A Cooperative Society charges an interest of 5\(\frac{1}{2}\)% per annum on any amount borrowed by its members. If a member borrows N125,000, how much does he pay back after one year?
A
N136875
B
N131,875
C
N126750
D
N126250
medium Difficulty
Mathematics UTME / JAMB 2004 Number and Numeration
The graph above shows the cumulative frequency curve of the distribution of marks in a class test. What percentage of the students scored more than 20 marks?
Attached Figure / Diagram
Question diagram
A
68%
B
40%
C
17%
D
8%
medium Difficulty
Mathematics NECO SSCE 2004 Number and Numeration
Find the surface area of a sphere whose radius is 3.5cm, correct your answer to one decimal place (\pi = \(\frac{22}{7}\))
A
12.8cm2
B
25.7cm2
C
77.0cm2
D
154.0cm2
E
179.7cm2
medium Difficulty
Mathematics NECO SSCE 2004 Number and Numeration
If y varies inversely as x2, how does x vary with y?
A
x varies inversely as y2
B
x varies inversely as \(\sqrt{y}\)
C
x varies directly as y2
D
x varies directly as \(\sqrt{y}\)
E
x varies directly as y
medium Difficulty
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 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 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 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
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 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
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