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 391
waec 2018

Find the value of t in the diagram

A63\(^o\)
B117\(^o\)
C126\(^o\)
D234\(^o\)
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Question 392
waec 2018

Find the mean deviation of 20, 30, 25, 40, 35, 50, 45, 40, 20 and 45

A8
B9
C10
D12
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Question 393
waec 2018

Find the median of 2, 1, 0, 3, 1, 1, 4, 0, 1 and 2

A0.0
B0.5
C1.0
D1.5
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Question 394
waec 2018

If P and Q are two statements, under what condition would p|q be false?

AIf p is true and q is true
BIf p is true and q is false
CIf p is false and q is false
DIf p is false and q is true
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Question 395
waec 2018

In the diagram, which of the following ratios is equal to \(\frac{|PN|}{|PQ|}\)?

A\(\frac{|PN|}{|PR|}\)
B\(\frac{|PM|}{|PQ|}\)
C\(\frac{|PM|}{|PR|}\)
D\(\frac{|PR|}{|PQ|}\)
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Question 396
waec 2018

The angle of elevation of the top of a tree from a point 27m away and on the same horizontal ground as the foot of the tree is 30\(^o\). Find the height of the tree.

A27m
B13.5 \(\sqrt{3m}\)
C13.5 \(\sqrt{2m}\)
D9\(\sqrt{3m}\)
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Question 397
waec 2018

Expression 0.612 in the form \(\frac{x}{y}\), where x and y are integers and y \(\neq\) 0

A\(\frac{153}{250}\)
B\(\frac{68}{111}\)
C\(\frac{61}{100}\)
D\(\frac{21}{33}\)
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Question 398
waec 2018

If  x : y = \(\frac{1}{4} : \frac{3}{8}\) and y : z = \(\frac{1}{3} : \frac{4}{9}\), find x : z

A2:3
B3:4
C3:8
D1:2
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Question 399
waec 2018

Find the inter-quartile range of 1, 3, 4, 5, 8, 9, 10, 11, 12, 14, 16

A6
B7
C8
D9
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Question 400
waec 2018

If 3x\(^o\) 4(mod 5), find the least value of x

A1
B2
C3
D4
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Question 401
waec 2018

Find  the \(n^{th}\) term of the sequence 2 x 3, 4 x 6, 8 x 9, 16 x 12...

A2\(^n\) x 3(n + 1)
B2\(^n\) x 3n
C2\(^n\) x 3\(^n\)
D2\(^n\) x 3\(^n - 1\)
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Question 402
waec 2018

Factorise completely the expression

\((x + 2)^2\) - \((2x + 1)^2\)

A(3x + 2)(1 - x)
B(3x + 2)(2x + 1)
C3\((x + 2)^2\)
D3(x + 1)(1 - x)
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Question 403
waec 2018

Solved the equation \(2x^2 - x - 6\) = 0

Ax = \(\frac{-3}{2}\) or 2
Bx = -2 or \(\frac{3}{2}\)
Cx = -3 or 2
Dx = 3 or -2
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Question 404
waec 2018

Find the value of x for which \(\frac{x - 5}{x(x - 1)}\) is undefined.

A0 or 5
B-5 or 5
C-11 or 5
D0 or 1
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Question 405
waec 2018

The total surface area of a hemispher is 75\(\pi cm^2\). Find the radius.

A5.0 cm
B7.0 cm
C8.5 cm
D12.0 cm
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Question 406
waec 2018

The table shows the distribution of goals scored by 25 teams in a football competition. Calculate the probability that a team selected at random scored at most 3 goals.

A\(\frac{3}{25}\)
B\(\frac{1}{5}\)
C\(\frac{6}{25}\)
D\(\frac{2}{5}\)
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Question 407
waec 2018

The table shows the distribution of goals scored by 25 teams in a football competition. Calculate the probability that a team selected at randon scored either 4 or 7 goals.

A\(\frac{9}{25}\)
B\(\frac{1}{5}\)
C\(\frac{6}{25}\)
D\(\frac{2}{5}\)
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Question 408
waec 2018

The mean of 1, 3, 5, 7 and x is 4. Find the value of x

A2
B4
C6
D8
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Question 409
waec 2018

The equation of the line through the points (4,2) and (-8, -2) is 3y = px + q, where p and q are constants. Find the value of p.

A1
B2
C3
D9
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Question 410
waec 2018

If M and N are the points (-3, 8) and (5, -7) respectively, find |MN|

A8 units
B11 units
C15 units
D17 units
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