Mathematics Past Questions

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

93 questions
Question 1 of 20 93 total questions
Question 21
waec 1989

The graph above is that of a quadratic function y = 2x\(^2\) - x - 6
The roots of the equation are

A1.5, 2
B-1.5, 2
C1, -6
D1, 6
E-1, 6
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Question 22
waec 1989

Evaluate \(\frac{0.009}{0.012}\), leaving your answer in standard form.

A7.5 x 102
B7.5 x 101
C7.5 x 10-1
D7.5 x 10-2
E7.5 x 10-3
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Question 23
waec 1989
Factorize 35 - 2b - b2
A(35-2b)(b-1)
B(7+b)(5-b)
C(3+7b)(5-b)
D(35-b)(3b+7)
E(7+b)(5+b)
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Question 24
waec 1989

Evaluate, using logarithm tables \(\frac{5.34 \times 67.4}{2.7}\)

A1.332
B13.32
C133.2
D1332
E13.320
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Question 25
waec 1989

In the diagram O is the center of the circle, if ∠QRS = 62o, find the value of ∠SQR.

A14o
B28o
C31o
D45o
E90o
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Question 26
waec 1989

In the diagram above, TPS is a straight line, PQRS is a parallelogram with base QR and height 8cm. |QR| = 6cm and the area of triangle QST is 52cm2. Find the area of ΔQPT

A39cm2
B28cm2
C24cm2
D21cm2
E19cm2
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Question 27
waec 1989
If the second and fourth term of a G.P are 8 and 32 respectively,what is the sum of the first four terms?
A28
B40
C48
D60
E68
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Question 28
waec 1989
If 3loga + 5loga - 6loga = log64, what is a?
A4
B6
C8
D16
E32
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Question 29
jamb 1989

In a class of 30 students, the marks scored in an examination are displayed in the histogram. What percentage of the student scored more than 40%?

A14%
B40%
C46\(\frac{3}{4}\)%
D53\(\frac{1}{3}\)%
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Question 30
jamb 1989

If PST is a straight line and PQ = QS = SR in the diagram, find y.

A24o
B48o
C72o
D84o
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Question 31
jamb 1989
If PQR is a straight line with QS = QR, calculate TPQ, If QT\\SR and TQS = 3yo
A62o
B56\(\frac{3}{2}\)o
C20\(\frac{3}{2}\)o
D18o
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Question 32
jamb 1989
In the diagram, HK is parallel to QR, PH = 4cm and HQ = 3cm. What is the ratio of KR:PR?
A7:3
B3:7
C3:4
D4:3
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Question 33
jamb 1989

MN is tangent to the given circle at M, MR, and MQ are two chords. IF QMN is 60º and MNQ is 40º. Find RMQ

A120o
B110o
C60o
D20o
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Question 34
jamb 1989

On the curve, the points at which the gradient of the curve is equal to zero are

Ac, d, f. i, l
Bb, e, g, j, m
Ca, b, c, d, f, i, j, l
Dc, d, f, h, i, l
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Question 35
jamb 1989
If n is the median and m is the mode of the following set of numbers, 2.4, 2.1, 1.6, 2.6, 2.6, 3.7, 2.1, 2.6, then (n, m) is
A(2.6, 2.6)
B(2.5, 2.6)
C(2.6, 2.5)
D(2.5, 2.1)
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Question 36
jamb 1989

In a family of 21 people, the average age is 14years. If the age of the grandfather is not counted, the average age drops to 12 years. What is the age of the grandfather?

A35 years
B40 years
C42 years
D54 years
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Question 37
jamb 1989

In preparing rice cutlets, a cook used 75g of rice, 40g of margarine, 105g of meat and 20g of bread crumbs. Find the angle of the sector which represents meat in pie chart

A30o
B60o
C112.5o
D157.5o
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Question 38
jamb 1989

OXYZW is a pyramid with a square base such that OX = OY= OZ = OW = 5cm and XY = XW = YZ = WZ = 6cm. Find the height OT

A2\(\sqrt{5}\)
B3
C4
D4\(\sqrt{3}\)
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Question 39
jamb 1989

A cylindrical metal pipe 1m long has an outer diameter of 7.2cm and an inner diameter of 2.8cm. Find the volume of metal used for the cylinder

A440\(\pi\)cm3
B1100\(\pi\)cm3
C4400\(\pi\)cm3
D11,000\(\pi\)cm3
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Question 40
jamb 1989

A square tile has side 30cm. How many of these tiles will cover a rectangular floor of length 7.2m and width 4.2m?

A336
B420
C576
D720
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