Mathematics Past Questions

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Past Questions

1,853 questions
Question 1 of 20 1,853 total questions
Question 551
waec 2003

In the diagram, \(P\hat{Q}S = 65^o, R\hat{P}S = 40^o\hspace{1mm}and\hspace{1mm}Q\hat{S}R=20^o\hspace{1mm} Find    P\hat{S}Q\)

A85o
B60o
C55o
D45o
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Question 552
waec 2003
Find the values of x for which \( \frac{1}{2x^2 - 13x +15} \) is not defined,
A5 or \( \frac{3}{2} \)
B1 or \( \frac{15}{13} \)
C2 or 15
D13 or 15
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Question 553
waec 2003
Out of 60 members of an Association, 15 are Doctors and 9 are Lawyers. If a member is selected at random from the Association, what is the probability that the member is neither a Doctor Nor a Lawyer
A\(\frac{3}{5}\)
B\(\frac{9}{10}\)
C\(\frac{3}{20}\)
D\(\frac{1}{4}\)
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Question 554
waec 2003
Calculate the value of y in the diagram
A17
B34
C44
D45
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Question 555
waec 2003
The four interior angles of a quadrilateral are (x + 20) o, (x+ 10) o (2x - 45) o and (x - 25) o. Find the value of x
A60
B80
C100
D360
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Question 556
waec 2003
What is the size of angle x in the diagram
A15o
B30o
C45o
D60o
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Question 557
waec 2003
A ladder, 6m long, leans against a vertical wall at an angle 53o to the horizontal. How high up the wall does the ladder reach?
A3.611m
B4.521m
C4.792m
D7.962m
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Question 558
waec 2003

Given, that \(4P4_5 = 119_{10}\), find the value of P

A1
B2
C3
D4
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Question 559
waec 2003
In\( ∆ PQR, P\hat{Q}P = 84^°, |Q\hat{P}R |= 43^°\) and |PQ| = 5cm. Find /QR/ in cm, correct to 1 decimal place.
A3.4
B4.3
C5.9
D6.2
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Question 560
waec 2003

Find the value of x in the equation 3x\(^2\) - 8x - 3 = 0

A\(\frac{1}{3},-3\)
B\(-\frac{1}{3},-3\)
C\(-\frac{1}{3},3\)
D\(\frac{1}{3},3\)
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Question 561
waec 2003
In the diagram, ZM is a straight line. Calculate the value of x.
A27o
B30o
C35o
D37o
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Question 562
waec 2003

PQRS is a cyclic quadrilateral. If ∠QPS = 75°, what is the size of ∠QRS?

A180o
B150o
C105o
D75o
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Question 563
waec 2003

A pyramid of volume 120cm3 has a rectangular base which measures 5cm by 6cm. Calculate the height of the pyramid

A5cm
B9cm
C12cm
D15cm
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Question 564
waec 2003
Evaluate \(\frac{log8}{log\left(\frac{1}{4}\right)}\)
A-2
B\(\frac{-3}{2}\)
C\(\frac{1}{2}\)
D4
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Question 565
waec 2003

Find the value of x which satisfies the equation
5(x-7)=7-2x

Ax =2
Bx=4
Cx=6
Dx = 14
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Question 566
waec 2003

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

A\(2\frac{1}{3}\)
B\(1\frac{1}{3}\)
C1
D\(\frac{3}{7}\)
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Question 567
waec 2003

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.

A1
B4
C5
D6
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Question 568
waec 2003
In the diagram, PQ/RT /RS/ =/QS/, ∠QST= 70o and ∠PQW = 55o
Find the size of reflex ∠WQS
A235o
B290o
C305o
D325o
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Question 569
waec 2003
Simplify \(\frac{4\sqrt{18}}{\sqrt{8}}\)
A2
B3
C6
D12
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Question 570
waec 2003

Simplify \(\frac{4}{a-3}-\frac{1}{a+2}\)

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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