Mathematics Past Questions

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Past Questions

4,407 questions
Question 1 of 20 4,407 total questions
Question 2151
jamb 1980

List all integer values of x satisfying the inequality -1 < 2x - 5 \(\leq\) 5

A
B3, 4, 5
C2, 3, 4
D3, 4
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Question 2152
jamb 1980

The median of the set of numbers 4, 9, 4, 13, 7, 14, 10, 17 is

A13
B7
C\(\frac{19}{2}\)
D\(\frac{39}{4}\)
E10
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Question 2153
jamb 1980

When a dealer sells a bicycle for N81 he makes a profit of 8%. What did he pay for the bicycle?

AN73
BN74.52
CN75
DN87.48
EN75.52
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Question 2154
jamb 1980

Rationalize the denominator of the given expression \(\frac{\sqrt{1 + a} - \sqrt{a}}{\sqrt{1 + a} + \sqrt{a}}\)

A1 + 2a - 2\(\sqrt{a(1 + a)}\)
B\(\sqrt{1(1 + a)}\)
C2a - 2\(\sqrt{a(1 + a)}\)
D1 + 2a - 2\(\sqrt{a + b}\)
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Question 2155
jamb 1980

Which of the following is NOT a factor of 12\(^{4}\) - 5\(^{4}\)?

A7
B13
C17
D49
E169
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Question 2156
jamb 1980

Evaluate \((2^{0} + 4^{-\frac{1}{2}})^{2}\)

A\(\frac{1}{4}\)
B\(\frac{5}{4}\)
C\(\frac{9}{4}\)
D4
E9
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Question 2157
jamb 1980

Write down the number 0.0052048 correct to three significant figures

A0.005
B0.0052
C0.00520
D5.2048
E5204
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Question 2158
jamb 1980

Find, correct to three significant figures, the value of \(\sqrt{41830}\).

A205
B647
C2050
D6470
E64.7
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Question 2159
jamb 1979

The area under the speed time graph given the total distance covered by car. What is the average velocity to two places of decimals?

A17.72 meter/sec.
B21.67 meters/sec
C2.5 meter/sec.
D20.45 meters/sec.
E13.33 meter/sec.
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Question 2160
jamb 1979
Find x in the diagram below.
A3\(\sqrt{3}\)
B\(\frac{3(\sqrt{3} - 1)}{\sqrt{3} + 1}\)
C\(\frac{(\sqrt{3} - 1)}{\sqrt{3} + 1}\)
D\(\frac{3 - 1}{\sqrt{3} + 1}\)
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Question 2161
jamb 1979

PQ is parallel to RS. Calculate the value of x.

A20o
B40o
C60o
D80o
E100o
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Question 2162
jamb 1979

In the parallelogram PQRS, PE is perpendicular to QR. Find the area of the parallelogram.

A60cm2
B65cm2
C72cm2
D132cm2
E156cm2
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Question 2163
jamb 1979

(Numbers indicate the lengths of the sides of the triangles) If the area of \(\bigtriangleup\) PQR is k2sq. units what is the area of the shades portion?

A\(\frac{5}{9}\)k2 sq. units
B\(\frac{1}{3}\)k2 sq. units
C\(\frac{8}{9}\)k2 sq. units
D\(\frac{7}{9}\)k2 sq. units
E\(\frac{2}{3}\)k2 sq. u
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Question 2164
jamb 1979

In the figure, PQ is parallel to SQ; QS bisects < PSQ, < PQS is 65º, and < RPS is 20º. What is the size of < PRS?

A45o
B35o
C40o
D30o
E42o
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Question 2165
jamb 1979

In the figure, PQ and QR are chords of the circle PQR. QRS is a straight line and PR is equal to RS, < PSR is 20o. What is the size of  

A70o
B90o
C80o
D40o
E60o
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Question 2166
jamb 1979
If O is the centre of the circle, < POS equls
A70o
B75o
C105o
D140o
E150o
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Question 2167
jamb 1979

In this figure, PQRS is a parallelogram, PS = PT and < PST = 55\(^o\). The size of

A125o
B120o
C115o
D110o
E10o
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Question 2168
jamb 1979

In the figure, \(\bigtriangleup\) ABC are in adjacent planes. AB = AC = 5cm, BC = 6cm and

A3\(\sqrt{2}\)
B2\(\sqrt{3}\)
C\(\frac{\sqrt{3}}{2}\)
D\(\frac{2}{\sqrt{3}}\)
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Question 2169
jamb 1979
A man is standing in the corridor of a 10-storey building and looking down at a tall tree in front of the building. He sees the top of the tree at angle of depression of 30o. If the tree is 200m tall and the man's eyes are 300m above the ground, calculate the angle of depression of the foot tree as seen by the man
A30o
B60o
C45o
D25o
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Question 2170
jamb 1979

If \(\sqrt{3^{\frac{1}{x}}}\) = \(\sqrt{9}\) then the value of x is:

A\(\frac{3}{4}\)
B\(\frac{4}{3}\)
C\(\frac{1}{3}\)
D\(\frac{2}{3}\)
E\(\frac{1}{2}\)
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