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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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4,407 questions

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Question 1881

waec 1989

The table above gives the scores of a group of students in an English Language test

If a student is chosen at random from the group, what is the probability that the scored at least 6 marks?

A3/20

B1/5

C1/4

D3/10

E3/4

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Question 1882

waec 1989

Find the volume of a cone of radius 3.5cm and vertical height 12cm [Take π = 22/7]

A3.4cm³

B15.5cm³

C21.0cm³

D42.0cm³

E154.0cm³

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Question 1883

waec 1989

With reference to the graph above, which of the following solution sets is represented by ΔOPQ?

Ay ≥ x, y ≤ 0, y + x ≥ 7

By ≤ x, y ≥ 0, y + x ≤ 7

Cy ≥ x, y ≥ 0, y + x ≤ 7

Dy ≤ x, y ≤ 0, y + x ≤ 7

Ey ≤ x, y ≥ 0, y + x ≥ 7

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Question 1884

waec 1989

In the diagram above, what is the size of angle ACB?

A40^o

B50^o

C60^o

D80^o

E100^o

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Question 1885

waec 1989

Simplify \(\frac{9^{-\frac{1}{2}}}{27^{\frac{2}{3}}}\)

B1/3

C1/9

D1/18

E1/27

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Question 1886

waec 1989

In the diagram above O is the center of the circle, if ∠PAQ = 75o, what is the value of ∠PBQ?

A15^o

B75^o

C105^o

D150^o

E210^o

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Question 1887

waec 1989

What is the range of the distribution?

E10

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Question 1888

waec 1989

What is the median score?

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Question 1889

waec 1989

What is the mode of the score

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Question 1890

waec 1989

If A = {a,b,c}, B = {a,b,c,d,e} and C = {a,b,c,d,e,f}. Find (A∪B)∩(A∪C)

A{a,b,c,d}

B{a,b,c,d,e}

C{a,b,c,d,e,f}

D{a,b,c}

EΦ

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Question 1891

waec 1989

What percentage of the population are married? correct to one decimal place

A14.8%

B20.4%

C30.5%

D35.2%

E36.5%

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Question 1892

waec 1989

What angle represents grown up girls ? Correct to one decimal place

A37.5^o

B26.7^o

C25.7^o

D20^o

E3.75^o

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Question 1893

waec 1989

Solve the following equation: 6x\(^2\) - 7x - 5 = 0

Ax = ¹/₂ or x = -2¹/₂

Bx = 1/3 or x = 2¹/₂

Cx = 1 ²/3 or x = -¹/₂

Dx = 1²/3 or x = ¹/₂

Ex = 5/6 or x = -1

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Question 1894

waec 1989

Calculate the surface area of a hallow cylinder which is closed at one end, if the base radius is 3.5cm and the height 8cm.[take π = 22/7]

A126.5cm²

B165cm²

C176cm²

D214.5cm²

E253.5cm²

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Question 1895

waec 1989

In the diagram above, O is the center of the circle. Calculate the length of the chord AB if |OA| = 5cm, |OD| = 3cm and ∠AOD = ∠BOD

A3cm

B4cm

C5cm

D8cm

E15cm

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Question 1896

waec 1989

Points X and Y are respectively 20km North and 9km East of a point O. What is the bearing of Y from X? Correct to the nearest degree

A024^o

B114^o

C156^o

D204^o

E336^o

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Question 1897

waec 1989

If 3\(^y\) = 243, find the value of y.

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Question 1898

waec 1989

If twice a certain integer is subtracted from 5 times the integer, the result is 63. Find the integer.

A21

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Question 1899

waec 1989

An arc of a circle radius 7cm is 14cm long. What angle does the arc subtend at the center of circle?
[Take π = 22/7]

A25.7^o

B44^o

C51.43^o

D98^o

E114.55^o

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Question 1900

waec 1989

The venn diagram below shows the number of students who studied Physics, Chemistry, and Mathematics in a certain school. How many students took at least two of the three subjects?

A165

B160

C155

D135

E85

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