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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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1,853 questions

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Question 201

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 median of the distribution

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Question 202

waec 2017

In the diagram, PQ and PS are tangents to the circle O. If PSQ = m,

A103\(^o\)

B123\(^o\)

C133\(^o\)

D143\(^o\)

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Question 203

waec 2017

The diagram shows a circle O. If < ZYW = 33\(^o\) , find < ZWX

A33\(^o\)

B57\(^o\)

C90\(^o\)

D100\(^o\)

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Question 204

waec 2017

In the diagram, XY is a straight line.

A60\(^o\)

B90\(^o\)

C100\(^o\)

D120\(^o\)

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Question 205

waec 2017

The diagram shows a circle centre O. if

A12\(^o\)

B15\(^o\)

C29\(^o\)

D34\(^o\)

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Question 206

waec 2017

Fig. 1 and Fig. 2 are the addition and multiplication tables respectively in modulo 5. Use these tables to solve the equation (n \(\oplus 4\))

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Question 207

waec 2017

A circular pond of radius 4m has a path of width 2.5m round it. Find, correct to two decimal places, the area of the path. [Take\(\frac{22}{7}\)]

A7.83\(m^2\)

B32.29\(m^2\)

C50.29\(m^2\)

D82.50\(m^2\)

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Question 208

waec 2017

Calculate the variance of 2, 3, 3, 4, 5, 5, 5, 7, 7 and 9

A2.2

B3.4

D4.2

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Question 209

waec 2017

If the simple interest on a certain amount of money saved in a bank for 5 years at 2\(\frac{1}{2}\)% annum is N500.00, calculate the total amount due after 6 years at the same rate

AN2,500.00

BN2,600.00

CN4,500.00

DN4,600.00

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Question 210

waec 2017

Two bottles are drawn with replacement from a crate containing 8 Coke, 12 Fanta, and 4 Sprite bottles. What is the probability that the first is coke and the second is not coke?

A\(\frac{1}{12}\)

B\(\frac{1}{6}\)

C\(\frac{2}{9}\)

D\(\frac{3}{8}\)

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Question 211

waec 2017

Given that t = \(2 ^{-x}\), find \(2 ^{x + 1}\) in terms of t.

A\(\frac{2}{t}\)

B\(\frac{t}{2}\)

C\(\frac{1}{2t}\)

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Question 212

waec 2017

Consider the statements: p it is hot, q: it is raining

Which of the following symbols correctly represents the statement "It is raining if and only if it it is cold"?

Ap \(\iff\) \(\sim\)q

Bp \(\iff\) q

C\(\sim\)p \(\iff\) \(\sim\)q

Dq \(\iff\) \(\sim\)p

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Question 213

waec 2017

Make x the subject of the relation d = \(\sqrt{\frac{6}{x} - \frac{y}{2}}\)

Ax = \(\frac{6 + 12}{d^2 + y}\)

Bx = \(\frac{12}{d^2 - y}\)

Cx = \(\frac{12}{y} - 2d^2\)

Dx = \(\frac{12}{2d^2 + y}\)

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Question 214

waec 2017

The roots of a quadratic equation are \(\frac{-1}{2}\) and \(\frac{2}{3}\). Find the equation.

A\(6x^2 - x + 2 = 0\)

B\(6x^2 - x - 2 = 0\)

C\(6x^2 + x - 2 = 0\)

D\(6x^2 + x + 2 = 0\)

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Question 215

waec 2017

Find the 6th term of the sequence \(\frac{2}{3} \frac{7}{15} \frac{4}{15}\),...

A-\(\frac{1}{3}\)

B-\(\frac{1}{5}\)

C-\(\frac{1}{15}\)

D\(\frac{1}{9}\)

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Question 216

waec 2017

Simplify the expression \(\frac{a^2 b^4 - b^2 a^4}{ab(a + b)}\)

A\(a^2 - b^2\)

B\(b^2 - a^2\)

C\(a^2b - ab^2\)

D\(ab^2 - a^2b\)

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Question 217

waec 2017

Three exterior angles of a polygon are 30\(^o\), 40\(^o\) and 60\(^o\). If the remaining exterior angles are 46\(^o\) each, name the polygon.

Adecagon

Bnonagon

Coctagon

Dhexagon

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Question 218

waec 2017

Simplify; \(\sqrt{2}(\sqrt{6} + 2\sqrt{2}) - 2\sqrt{3}\)

B\(\sqrt{3} + 4\)

C4 \(\sqrt{2}\)

D4\(\sqrt{3} + 4\)

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Question 219

waec 2017

In what number base was the addition 1 + nn = 100, where n > 0, done?

An - 1

Bn + 1

Dn + 2

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Question 220

waec 2017

The average age of a group of 25 girls is 10year. If one girl, aged 12 years and 4 months joins the group, find the new average age of the group

A10.1 years

B9.3 years

C8.7 years

D8 . 3 years

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