Mathematics Past Questions

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1,853 questions JAMB 2359 WAEC 1853 NECO 179 POST_UTME 6 CUSTOM 10
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Past Questions

1,853 questions
Question 1 of 20 1,853 total questions
Question 191
waec 2018

A curve is such that when y = 0, x = -2 or x = 3. Find the equation of the curve.

Ay = \(x^2 - 5x - 6\)
By = \(x^2 + 5x - 6\)
Cy = \(x^2 + x - 6\)
Dy = \(x^2 - x - 6\)
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Question 192
waec 2018

Simplify; \(\frac{2 - 18m^2}{1 + 3m}\)

A\(2 (1 + 3m)\)
B\(2 (1 + 3m^2)\)
C\(2(1 - 3m)\)
D\(2(1 - 3m^2)\)
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Question 193
waec 2018

If x : y : z = 2 : 3 : 4, evaluate \(\frac{9x + 3y}{6z - 2y}\)

 

A1\(\frac{1}{2}\)
B2
C2\(\frac{1}{2}\)
D3
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Question 194
waec 2018

If y + 2x = 4 and y - 3x = -1, find the value of (x + y)

 

A3
B2
C1
D-1
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Question 195
waec 2018

If F = \(\frac{9}{5}\)C + 32, find C when F = 98.6

A30
B37
C39
D41
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Question 196
waec 2018

If \(\log_{10}\)(6x - 4) - \(\log_{10}\)2 = 1, solve for x.

A2
B3
C4
D5
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Question 197
waec 2018

There are 250 boys and 150 girls in a school, if 60% of the boys and 40% of the girls play football, what percentage of the school play football?

A40.0%
B42.2%
C50.0%
D52.5%
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Question 198
waec 2018

Simplify; 2\(\frac{1}{4} \times 3\frac{1}{2} \div  4 \frac{3}{8}\)

 

A\(\frac{5}{9}\)
B1\(\frac{1}{5}\)
C1\(\frac{1}{4}\)
D1\(\frac{4}{5}\)
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Question 199
waec 2018

Find the value of x for which \(32_{four} = 22_x\)

 

Athree
Bfive
Csix
Dseven
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Question 200
waec 2018

Given that y varies inversely as the square of x. If x = 3 when y = 100, find the equation connecting x and y.

A\(yx^2 = 300\)
B\(yx^2 = 900\)
Cy = \(\frac{100x}{9}\)
D\(y = 900x^2\)
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Question 201
waec 2018

Evaluate: \((64^{\frac{1}{2}} + 125^{\frac{1}{3}})^2\)

A121
B144
C169
D196
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Question 202
waec 2018

Simplify: \(\sqrt{108} + \sqrt{125} - \sqrt{75}\)

A\(\sqrt{3} + 5\sqrt{5}\)
B\(6 \sqrt{3} - 5 \sqrt{5}\)
C\(6 \sqrt{3} + \sqrt{2}\)
D\(6\sqrt{3} - \sqrt{2}\)
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Question 203
waec 2017

In the diagram, RPS is a diameter of the circle RSP, RP is produced to T and TS is a tangent to the circle at S. If < PRS = 24\(^o\), calculate the value of < STR

A24\(^o\)
B42\(^o\)
C48\(^o\)
D66\(^o\)
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Question 204
waec 2017

The graph of y = \(ax^2 + bx + c\) is shown oon the diagram. Find the minimum value of y

A-2.0
B-2.1
C-2.3
D-2.5
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Question 205
waec 2017

Find the value of m in the diagram

A72\(^o\)
B68\(^o\)
C44\(^o\)
D34\(^o\)
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Question 206
waec 2017

The diagonal of a square is 60 cm. Calculate its peremeter

A20\(\sqrt{2}\)
B40\(\sqrt{2}\)
C90\(\sqrt{2}\)
D120\(\sqrt{2}\)
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Question 207
waec 2017

A stationary boat is observed from a height of 100m. If the horizontal distance between the observer and the boat is 80m, calculate, correct to two decimal places, the angles of depression of the boat from point of observation

A36.87\(^o\)
B39.70\(^o\)
C51.34\(^o\)
D53.13\(^o\)
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Question 208
waec 2017

In the diagram, NQ//TS,

A110\(^o\)
B130\(^o\)
C140\(^o\)
D150\(^o\)
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Question 209
waec 2017

In a class of 45 students, 28 offer chemistry and 25 offer Biology. If each student offers at least one of the two subjects, calculate the probability that a student selected at random from the class the class offers chemistry only.

A\(\frac{2}{9}\)
B\(\frac{4}{9}\)
C\(\frac{5}{9}\)
D\(\frac{7}{9}\)
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Question 210
waec 2017
Marks 0 1 2 3 4 5
Frequency 7 4 18 12 8 11

The table gives the distribution of marks obtained by a number of pupils in a class test. Using this information, find the first quartile

A1.0
B1.5
C2.0
D2.5
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