Mathematics Past Questions

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

47 questions
Question 1 of 20 47 total questions
Question 1
jamb 1987

In the figure, PQRS is a rectangle. If the shaded area is 72 sq. cm, find h.

A12cm
B10cm
C8cm
D5cm
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Question 2
jamb 1987
The figure is an example of the construction of a
Aperpendicular bisector of a given straight line QR
Bperpendicular from a given point to a given line QR
Cperpendicular to a line from a given point P on that line
Dgiven angle
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Question 3
jamb 1987
In the figure, find the value of x
A110o
B100o
C90o
D80o
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Question 4
jamb 1987
Three angles of a nonagon are equal and the sum of six other angles is 1110o. Calculate the size of one of the equal angles.
A210o
B150o
C105o
D50o
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Question 5
jamb 1987
In the diagram above, QR // TS, QR : TS = 2.3, Find the ratio of the area of triangle PQR to the area of the trapezium QRST.
A4:9
B4:5
C1:3
D2:3
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Question 6
jamb 1987
In the diagram, POQ is a diameter, 0 is the centre of the circle and TP is a tangent. Find the value of x
A30o
B40o
C45o
D50o
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Question 7
jamb 1987

An (\(n - 2)^2\) sided figure has n diagonals. Find the number n diagonals for a 25-sided figure

A7
B8
C9
D10
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Question 8
jamb 1987
Find the probability of selecting a figure which is a parallelogram from a square, a rectangle, a rhombus, a kite and a trapezium
A\(\frac{3}{5}\)
B\(\frac{2}{5}\)
C\(\frac{4}{5}\)
D\(\frac{1}{5}\)
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Question 9
jamb 1987
Below are the scores of group of students in a music test
\(\begin{array}{c|c}scores & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 & 9 \\ \hline \text{No, of students} & 3 & 6 & 10 & 8 & 6 & 5 & 2 & 4 & 12\end{array}\)
If CF(x) is the number of students with scores less than or equal to x, find CF(6)
A40
B38
C33
D5
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Question 10
jamb 1987

The numbers 3, 2, 8, 5, 7, 12, 9, and 14 are the marks scored by a group of students in a class test. If P is the mean and Q the median, the P + Q is

A18
B17\(\frac{1}{2}\)
C16
D15
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Question 11
jamb 1987

The goals scored by 40 football teams from three league divisions are recorded below

No of goals 0 1 2 3 4 5 6
Frequency 4 3 15 16 1 0 1

What is the total number of goals scored by all the teams?

A21
B40
C91
D96
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Question 12
jamb 1987
Taking the period of day light on a certain day to be from 5.30a.m to 7.00p.m. Calculate the angle of a pie chart designed to show the periods of the day light and of darkness on that day
A187o30'
B172o30'
C135o225o
D202o30' 157o 30'
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Question 13
jamb 1987

What is the locus of the mid-points of all chords of length 6cm within a circle of radius 5cm and with centre 0

AA circle of radius 4 cm and with centre O
BThe perpendicular bisector of the chords
Ca straight line passing through centre O
DA circle of radius 6 cm and with centre O
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Question 14
jamb 1987

The base of a pyramid is a square of side 8cm. If its vertex is directly above the centre, find the height, given that the edge is 4\(\sqrt3\)cm

A6cm
B5cm
C4cm
D3cm
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Question 15
jamb 1987

What is the circumference of latitude 0°S if R is the radius of the earth?

AR cos\(\theta\)
B2\(\pi\) R cos \(\theta\)
CR sin \(\theta\)
D2\(\pi\) R sin \(\theta\)
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Question 16
jamb 1987

A room is 12m long, 9m wide, and 8m high. Find the cosine of the angle which a diagonal of the room makes with the floor of the room

A\(\frac{15}{17}\)
B\(\frac{8}{17}\)
C\(\frac{8}{15}\)
D\(\frac{12}{17}\)
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Question 17
jamb 1987

From two points x and y, 8m apart, and in line with a pole, the angles of elevation of the top of the pole are 30ºand 60º respectively. Find the height of the pole assuming that x, y, and the foot of the pole are on the same horizontal plane and x and y are on the same side of the pole.

A\(\sqrt{6}\)
B4\(\sqrt{3}\)
C\(\sqrt{3}\)
D\(\frac{12}{\sqrt{3}}\)
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Question 18
jamb 1987
If tan \(\theta\) = \(\frac{m^2 - n^2}{2mn}\) find sec\(\theta\)
A\(\frac{m^2 + n^2}{(m^2 - n^2)}\)
B\(\frac{m^2 + n^2}{2mn}\)
C\(\frac{mn}{2(m^2 + n^2)}\)
D\(\frac{m^2n^2}{2(m^2 - n^2)}\)
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Question 19
jamb 1987

The sine, cosine and tangent of 210o are respectively

A\(\frac{1}{2}\), \(\frac{\sqrt{3}}{2}\), \(\frac{\sqrt{3}}{2}\)
B\(\frac{1}{2}\), \(\frac{\sqrt{3}}{2}\), \(\frac{\sqrt{3}}{3}\)
C\(\frac{1}{2}\), \(\frac{\sqrt{3}}{2}\), \(\frac{\sqrt{3}}{2}\)
D\(\frac{-1}{2}\), \(\frac{\sqrt{-3}}{2}\), \(\frac{\sqrt{3}}{3}\)
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Question 20
jamb 1987

Two chords QR and NP of a circle intersect inside the circle at x. If RQP = 37o, RQN = 49o and QPN = 35o, find PRQ

A35o
B37o
C49o
D59o
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