Mathematics Past Questions

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Past Questions

4,407 questions
Question 1 of 20 4,407 total questions
Question 461
waec 2017

If M = {x : 3 \(\leq\)  x < 8} and N = {x : 8

Aiii only
Bi and ii
Cii and iii only
Di, ii and iii
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Question 462
waec 2017

The ages of Tunde and Ola are in the ratio 1:2. If the ratio of Ola's age to Musa's age is 4:5, what is the ratio of Tunde's age to Musa's age?

A1 : 4
B1 : 5
C2 : 5
D5 : 2
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Question 463
waec 2017

Evaluate \(\frac{3\frac{1}{4} \times 1\frac{3}{5}}{11\frac{1}{3} - 5 \frac{1}{3}}\)

A\(\frac{14}{15}\)
B\(\frac{13}{15}\)
C\(\frac{4}{5}\)
D\(\frac{11}{15}\)
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Question 464
waec 2017

If x varies inversely as y and y varies directly as z, what is the relationship between x and z?

Ax \(\alpha\) z
Bx \(\alpha\) \(\frac{1}{z}\)
Ca \(\alpha\) z\(^2\)
Dx \(\alpha\) \(\frac{1}{z^2}\)
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Question 465
waec 2017

Express 0.0000407, correct to 2 significant figures

A0.0
B0.00004
C0.000041
D0.0000407
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Question 466
jamb 2017
What is the product of 2x2 − x + 1 and 3 − 2x
A4x3 − 8x2 + 5x + 3
B−4x3 + 8x2 − 5x + 3
C−4x3 − 8x2 + 5x + 3
D4x3 + 8x2 − 5x + 3
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Question 467
jamb 2017

Evaluate 1 − (\(\frac{1}{5}\) x 1\(\frac{2}{3}\)) + (5 + 1\(\frac{2}{3}\))

A4
B3
C\(\frac{22}{3}\)
D3\(\frac{2}{3}\)
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Question 468
jamb 2017
Find the range of the following set of numbers 0.4, −0.4, 0.3, 0.47, −0.53, 0.2 and −0.2
A1.03
B0.07
C0.03
D1.0
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Question 469
jamb 2017

If α and β are the roots of the equation 3x2 + 5x - 2 = 0, find the value of 1/α + 1/β

A\(\frac{-5}{3}\)
B\(\frac{-2}{3}\)
C\(\frac{1}{2}\)
D\(\frac{5}{2}\)
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Question 470
jamb 2017
If \(\frac{2 \sqrt{3} - \sqrt{2}}{\sqrt{3} + 2 \sqrt{2}}\) = m + n √ 6,

find the values of m and n respectively
A1, − 2
B− 2, n = 1
C\(\frac{-2}{5}\), 1
D\(\frac{2}{3}\)
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Question 471
jamb 2017

Simplify (\(\sqrt[3]{64a^3})^{-1}\)

A4a
B\(\frac{1}{8a}\)
C8a
D\(\frac{1}{4a}\)
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Question 472
jamb 2017
Find the gradient of the line joining the points (3, 2) and (1, 4)
A3/2
B2/1
C-1
D3/2
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Question 473
jamb 2017
The operation * on the set R of real number is defined by x * y = 3x + 2y − 1, find 3* − 1
A9
B- 9
C6
D- 6
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Question 474
jamb 2017

Make S the subject of the relation
p = s + \(\frac{sm^2}{nr}\)

As = \(\frac{nrp}{nr + m^2}\)
Bs = nr + \(\frac{m^2}{mrp}\)
Cs = \(\frac{nrp}{mr}\) + m2
Ds = \(\frac{nrp}{nr}\) + m2
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Question 475
jamb 2017

Factorize completely X\(^2\)+2XY+Y\(^2\)+3X+3Y-18

A(x + y + 6)(x + y -3)
B(x - y - 6)(x - y + 3)
C(x - y + 6)(x - y - 3)
D(x + y - 6)(x + y + 3)
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Question 476
jamb 2017

In the diagram above MN is a chord of a circle KMN centre O and radius 10cm. If < MON = 140°, find, to the nearest cm, the length of the chord MN.

A10cm
B19cm
C17cm
D12cm
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Question 477
jamb 2017
Find ∫(x2 + 3x − 5)dx
A\(\frac{x_3}{3}\) - \(\frac{3x_2}{2}\) - 5x + k
B\(\frac{x_3}{3}\) - \(\frac{3x_2}{2}\) + 5x + k
C\(\frac{x_3}{3}\) + \(\frac{3x_2}{2}\) - 5x + k
D\(\frac{x_3}{3}\) + \(\frac{3x_2}{2}\) + 5x + k
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Question 478
jamb 2017
Find the equation of the locus of a point p (x, y) such that pv = pw, where v= (1, 1) and w = (3, 5)
A2x + 2y = 9
B2x + 3y = 8
C2x + y = 9
Dx + 2y = 8
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Question 479
jamb 2017

y is inversely proportional to x and y is 6 when x = 7. Find the constant of the variation

A47
B42
C54
D46
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Question 480
jamb 2017
In how many ways can the word MACICITA be arranged?
A\(\frac{8!}{2!}\)
B\(\frac{8!}{3! 2!}\)
C\(\frac{8!}{2! 2! 2!}\)
D8!
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