Mathematics Past Questions

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129 questions JAMB 2359 WAEC 1853 NECO 179 POST_UTME 6 CUSTOM 10
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Past Questions

129 questions
Question 1 of 20 129 total questions
Question 31
waec 2002

For what values of x is the expression \(\frac{3x-2}{4x^2+9x-9}\) undefined?

A\(\frac{-3}{4} \hspace{1mm}or \hspace{1mm}3\)
B\(\frac{-2}{3} \hspace{1mm}or \hspace{1mm}-3\)
C\(\frac{2}{3} \hspace{1mm}or \hspace{1mm}3\)
D\(\frac{3}{4} \hspace{1mm}or \hspace{1mm}-3\)
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Question 32
waec 2002

In the diagram, SQ is a tangent to the circle at P, XP||YQ, ∠XPY = 56 o and ∠PXY = 80 o.Find angle PQY

A34o
B13.36o
C44o
D46o
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Question 33
waec 2002

Which of the following is represented by the above sketch?

Ay = x2 + x - 6
By = x2 - x - 6
Cy = x2 - x + 6
Dy = x2 + x + 6
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Question 34
waec 2002

If (-3, -4) is a point on the line y = mx + 2 find the value of m.

A-2
B\(\frac{7}{4}\)
C2
D\(\frac{8}{3}\)
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Question 35
waec 2002

Find the nth term of the sequence 4, 10, 16 ,...

A2(3n- 1)
B2(2 + 3 n-1)
C2 n + 2
D2(3n+2)
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Question 36
waec 2002
From the diagram, find the bearing of Q from P.
A236o
B214o
C146o
D124o
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Question 37
waec 2002

If (x + 3) varies directly as y and x = 3 when y = 12, what is the value of x when y = 8?

A1
B\(\frac{1}{2}\)
C\(-\frac{1}{2}\)
D-1
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Question 38
waec 2002

The ratio of the number of men to the number of women in a 20 member committee is 3:1. How many women must be added to the 20-member committee so as to make the ratio of men to women 3:2?

A2
B5
C7
D9
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Question 39
waec 2002

Points X, Y and Z are located in the same horizontal plane such that Y is 12 km north of X and Z is on a bearing of 270° from X. If |XZ| = 6km, calculate, correct to one decimal place, lYZl

A18km
B13.4km
C13km
D10.4km
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Question 40
waec 2002

If log 2 = 0.3010 and log 2\(^y\) = 1.8062, find; correct to the nearest whole number, the value of y.

A6
B5
C4
D-5
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Question 41
waec 2002

The length, in cm, of the sides of a right angled triangle are x, (x+2) and (x+1) where x > 0. Find , in cm, the length of its hypotenuse

A4
B5
C13
D17
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Question 42
waec 2002

The diagram is the graph of \(y = 6 + x - x^2\). The graph intercepts the x-axis at P and R and the y-axis at Q.

When \(y = 3\frac{1}{3}\), what is the positive value of x?

A\( 2\frac{1}{2}\)
B\( 2\frac{1}{5}\)
C\( 1\frac{1}{5}\)
Dzero
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Question 43
waec 2002

The diagram is the graph of \(y = 6 + x - x^2\). The graph intercepts the x- axis at P and R and the y- axis at Q.

What is the value of y at Q?

A\(6\frac{1}{3}\)
B6
C3
Dzero
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Question 44
waec 2002
If \(M5_{ten} = 1001011_{two}\) find the value of M
A5
B6
C7
D8
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Question 45
waec 2002
Find the value of x in the diagram
A31o
B35o
C37o
D41o
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Question 46
waec 2002
Find the value of x in 0.5x + 2.6 = 5x + 0.35
A0.5
B2
C2.6
D5
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Question 47
waec 2002

Simplify \(5\frac{1}{4}\div \left(1\frac{2}{3}- \frac{1}{2}\right)\)

A\(1\frac{3}{4}\)
B\(3\frac{1}{2}\)
C\(4\frac{1}{2}\)
D\(8\frac{1}{2}\)
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Question 48
waec 2002

In the diagram above, ∠PQU=36°, ∠QRT = 29°, PQ||RT. Find ∠PQR

A94o
B65o
C61o
D54o
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Question 49
waec 2002

The height of a right circular cone is 4cm. The radius of its base is 3cm. Find the curved surface area

A\(9\pi cm^2\)
B\(15\pi cm^2\)
C\(16\pi cm^2\)
D\(20\pi cm^2\)
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Question 50
waec 2002

A right pyramid is on a square base of side 4cm. The slanting side of the pyramid is \(2\sqrt{3}\) cm. Calculate the volume of the pyramid

A\(5\frac{1}{3}cm^3\)
B\(10\frac{2}{3}cm^3\)
C\(16cm^3\)
D\(32cm^3\)
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