Mathematics Past Questions

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4,407 questions JAMB 2359 WAEC 1853 NECO 179 POST_UTME 6 CUSTOM 10
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Past Questions

4,407 questions
Question 1 of 20 4,407 total questions
Question 1851
waec 1990

If 3\(^{2x}\) = 27, what is x?

A1
B1.5
C4.5
D18
E40.5
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Question 1852
waec 1990

Simplify 125\(^{\frac{-1}{3}}\) x 49\(^{\frac{-1}{2}}\) x 10\(^0\)

A350
B35
C1/35
D1/350
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Question 1853
jamb 1990

Find the curved surface area of the frustrum in the figure

A16\(\pi \sqrt{10}\)cm2
B20\(\pi \sqrt{10}\)cm2
C24\(\pi \sqrt{10}\)cm2
D36\(\pi \sqrt{10}\)cm2
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Question 1854
jamb 1990
In the figure, PQR is a semicircle. Calculate the area of the shaded region
A125\(\frac{2}{7}\)2
B149\(\frac{2}{7}\)cm2
C234\(\frac{1}{7}\)cm2
D267\(\frac{1}{2}\)cm2
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Question 1855
jamb 1990
In the figure, YXZ = 30o, XYZ = 105o and XY = 8cm. Calculate YZ
A16\(\sqrt{2}\)cm
B8\(\sqrt{2}\)cm
C4\(\sqrt{2}\)cm
D22cm
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Question 1856
jamb 1990
In triangles XYZ and XQP, XP = 4cm, XQ = 5cm and PQ = QY = 3cm. Find ZY
A8cm
B6cm
C4cm
D3cm
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Question 1857
jamb 1990
In the figure, PS = QS = RS and QSR - 100o, find QPR
A40o
B50o
C80o
D100o
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Question 1858
jamb 1990
What is the equation of the quadratic function represented by the graph?
Ay = x2 + x - 2
By = -x2 - x + 2
Cy = x2 - x - 2
Dy = -x2 - x + 2
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Question 1859
jamb 1990

Find the probability that a number selected at random from 41 to 56 is a multiply of 9

A\(\frac{1}{8}\)
B\(\frac{2}{15}\)
C\(\frac{3}{16}\)
D\(\frac{7}{8}\)
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Question 1860
jamb 1990

Two numbers are removed at random from the numbers 1, 2, 3 and 4. What is the probability that the sum of the numbers removed is even?

A\(\frac{2}{3}\)
B\(\frac{1}{3}\)
C\(\frac{1}{2}\)
D\(\frac{1}{4}\)
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Question 1861
jamb 1990
Below are the scores of a group of students in a test
\(\begin{array}{c|c} Scores & 1 & 2 & 3 & 4 & 5 & 6 \\ \hline \text{No. of students} & 1 & 4 & 5 & 6 & x & 2\end{array}\)
If the average scores is 3.5, find the value of x
A1
B2
C3
D4
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Question 1862
jamb 1990

The mean of ten positive numbers is 16. When another number is added, the mean becomes 18. Find the eleventh number

A3
B16
C18
D38
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Question 1863
jamb 1990

4, 16, 30, 20, 10, 14 and 26 are represented on a pie chart. Find the sum of the angles of the bisectors representing all numbers equals to or greater than 16

A48o
B84o
C92o
D276o
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Question 1864
jamb 1990

The locus of a point which moves so that it is equidistant from two intersecting straight lines is the?

Aperpendicular bisector of the two lines
Bangle bisector of the two lines
Cbisector of the two lines
Dline parallel to the two lines
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Question 1865
jamb 1990

If the heights of two circular cylinders are in the ratio 2 : 3 and their base radii are in the ratio 9:8, What is the ratio of their volumes?

A27 : 32
B27 : 23
C23 : 32
D21 : 27
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Question 1866
jamb 1990

A cylinder pipe, made of metal is 3cm thick.If the internal radius of the pope is 10cm.Find the volume of metal used in making 3m of the pipe.

A153\(\pi\)cm3
B207\(\pi\)cm3
C15 300\(\pi\)cm3
D20 700\(\pi\)cm3
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Question 1867
jamb 1990

If Cos \(\theta\) = \(\frac{12}{13}\). Find 1 + cot\(^2\)\(\theta\)

A\(\frac{169}{25}\)
B\(\frac{25}{169}\)
C\(\frac{169}{144}\)
D\(\frac{144}{169}\)
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Question 1868
jamb 1990

Each of the interior angles of a regular polygon is 140°. How many sides has the polygon?

A9
B8
C7
D5
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Question 1869
jamb 1990

Find the length of a side of a rhombus whose diagonals are 6cm and 8cm

A8cm
B5cm
C4cm
D3cm
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Question 1870
jamb 1990

The angle of a sector of s circle, radius 10.5cm, is 48°, Calculate the perimeter of the sector

A8.8cm
B25.4cm
C25.6cm
D29.8cm
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