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Mathematics Past Questions

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94 questions JAMB 2359 WAEC 1853 NECO 179 POST_UTME 6 CUSTOM 10

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94 questions

Question 1 of 14 94 total questions

Question 41

jamb 2017

Find the sum of the range and the mode of the set of numbers 10, 9, 10, 9, 8, 7, 7, 10, 8, 10, 8, 4, 6, 9, 10, 9, 7, 10, 6, 5

A16

B14

C12

D10

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Question 42

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 43

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 44

jamb 2017

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

A3\(^{2n}\)

C3ⁿ

D3 \(^{n + 1}\)

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Question 45

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 46

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 47

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 48

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 49

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 50

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 51

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 52

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 53

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 54

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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