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Mathematics Past Questions

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2,359 questions JAMB 2359 WAEC 1853 NECO 179 POST_UTME 6 CUSTOM 10

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2,359 questions

Question 1 of 20 2,359 total questions

Question 251

jamb 2017

Given the quadrilateral RSTO inscribed in the circle with O as centre. Find the size angle x and given RST = 60^o

A100^o

B140^o

C120^o

D10^o

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Question 252

jamb 2017

The locus of a point which is equidistant from the line PQ forms a

Acircle centre P

Bpair of parallel lines each opposite to PQ

Ccircle centre Q

Dperpendicular line to PQ

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Question 253

jamb 2017

Simplify 3 \(^{n − 1}\) × \(\frac{27^{n + 1}}{81^n}\)

A3\(^{2n}\)

C3ⁿ

D3 \(^{n + 1}\)

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Question 254

jamb 2017

Given m = N\(\sqrt{\frac{SL}{T}}\) make T the subject of the formula

A\(\frac{\text{NSL}}{M}\)

B\(\frac{N^2SL}{M^2}\)

C\(\frac{N^2SL}{M}\)

D\(\frac{NSL}{M^2}\)

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Question 255

jamb 2017

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

C2\(\frac{2}{3}\)

D\(\frac{98}{15}\)

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Question 256

jamb 2017

If temperature t is directly proportional to heat h, and when t = 20^oC, h = 50 J, find t when h = 60J

A24^oC

B20^oC

C34^oC

D30^oC

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Question 257

jamb 2017

If y = x Sin x, find \(\frac{dy}{dx}\) when x = \(\frac{\pi}{2}\)

A\(\frac{- \pi}{2}\)

B-1

D\(\frac{ \pi}{2}\)

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Question 258

jamb 2017

Evaluate (\(\sin\)45º + \(\sin\)30º ) in surd form

A\(\frac{\sqrt{3}}{2\sqrt{2}}\)

B√3 − \(\frac{1}{2}\)

C\(\frac{1}{2}\)√2

D\(\frac{1 +\sqrt{2}}{2}\)

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Question 259

jamb 2017

If two graphs Y = px² + q and y = 2x² − 1 intersect at x =2, find the value of p in terms of q

Aq − \(\frac{8}{7}\)

B7 − \(\frac{q}{4}\)

C8 − \(\frac{q}{2}\)

D7 + \(\frac{q}{8}\)

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Question 260

jamb 2017

The curved surface area of a cylinder 5cm high is 110cm². Find the radius of its base
π = \(\frac{22}{7}\)

A2.6cm

B3.5cm

C3.6cm

D7.0cm

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Question 261

jamb 2017

If U = {x : x is an integer and 1 ≤ x ≤ 20 }
E1 = {x: x is a multiple of 3}
E2 = {x: x is a multiple of 4} and an integer is picked at random from U, find the probability that it is not in E2

A\(\frac{3}{4}\)

B\(\frac{3}{10}\)

C\(\frac{1}{4}\)

D\(\frac{1}{20}\)

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Question 262

jamb 2017

What is the next number in the series 2, 1, \(\frac{1}{2}\), \(\frac{1}{4}\)...

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

B\(\frac{2}{8}\)

C\(\frac{3}{7}\)

D\(\frac{1}{8}\)

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Question 263

jamb 2017

Given T = { even numbers from 1 to 12 }
N = {common factors of 6, 8 and 12}
Find T ∩ N

A{2, 3}

B{2, 3, 4}

C{3, 4, 6}

D{2}

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Question 264

jamb 2016

From the diagram above, find the required roots/region of x.

Ax\(\leq\)-1, x \(\geq\)4

Bx\(\leq\)4

C-1\(\leq\)x\(\leq\)4

Dx\(\leq\)-1, o\(\leq\)x\(\leq\)4

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Question 265

jamb 2016

From the diagram above. Find the fraction of the shaded position?

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

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

C\(\frac{1}{4}\)

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

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Question 266

jamb 2016

Determine the mean score of the student that took the mathematics test?

A4.5

B4.3

C4.2

D4.6

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Question 267

jamb 2016

The bar chart above shows the marks obtained by students in a mathematics test.
How many students in all took the test?

A40

B30

C10

D20

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Question 268

jamb 2016

Rationalize \(\frac{\sqrt{6} - \sqrt{4}}{\sqrt{6} + \sqrt{4}}\)

A5 + 2 \(\sqrt{6}\)

B5 - 4 \(\sqrt{6}\)

C5 + 4 \(\sqrt{6}\)

D5 - 2 \(\sqrt{6}\)

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Question 269

jamb 2016

OGIVE is constructed using

AThird quartile range

BSemi-quartile range

CCummulative frequency table

DInter-quartile table

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Question 270

jamb 2016

In the cyclic quadrilateral above . Find < PRO

A70^o

B20^o

C50^o

D30^o

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