2003 - WAEC Mathematics Past Questions and Answers - page 1

1

Simplify \(\left(\frac{3}{4} - \frac{1}{3}\right)\times 4\frac{1}{3}\div 3\frac{1}{4}\)

A
\(\frac{5}{9}\)
B
\(\frac{5}{16}\)
C
\(\frac{8}{13}\)
D
\(\frac{16}{5}\)
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2

The table below gives the distribution of marks obtained by a number of pupils in a class test.

The mode of the distribution is

A
3
B
5
C
8
D
18
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3

The table below gives the distribution of marks obtained by a number of pupils in a class test.

Find the median of the distribution

A
1
B
2
C
3
D
4
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4

The table below gives the distribution of marks obtained by a number of pupils in a class test.

How many pupils scored at least 2 marks?

A
12
B
23
C
37
D
49
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5
A student bought 3 notebooks and 1 pen for N35. After misplacing these items, she again bought 2 notebooks and 2 pens, all of the same type for
N30. What is the cost of a pen?
A
N5.00
B
N7.50
C
N10.00
D
N15.00
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6
Simplify \(\frac{4}{a-3}-\frac{1}{a+3}\)
A
\(\frac{3a+11}{(a-3)(a-2)}\)
B
\(\frac{3a+11}{(a+3)(a-2)}\)
C
\(\frac{3a+11}{(a+3)(a+2)}\)
D
\(\frac{3a+11}{(a-3)(a+2)}\)
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7
Simplify \(\frac{4\sqrt{18}}{\sqrt{8}}\)
A
2
B
3
C
6
D
12
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8
In the diagram, PQ/RT /RS/ =/QS/, ∠QST= 70o and ∠PQW = 55o
Find the size of reflex ∠WQS
A
235o
B
290o
C
305o
D
325o
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9

Three men, Bedu, Bakre and Kofi shared' N500 in the ratio 3:2: x respectively. If Bedu’s share is N150, find the value of x.

A
1
B
4
C
5
D
6
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10

Simplify \(\left(1\frac{2}{3}\right)^2 - \left(\frac{2}{3}\right)^2\)

A
\(2\frac{1}{3}\)
B
\(1\frac{1}{3}\)
C
1
D
\(\frac{3}{7}\)
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