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Mathematics Past Questions

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

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48 questions

Question 1 of 20 48 total questions

Question 11

jamb 2022

What will be the result obtained when the numerator of \(\frac{96}{50}\) is decreased by 37.5% and its denominator decreased by 20%.

A1.5

B\(\frac{5}{2}\)

C\(\frac{96}{48}\)

D0.5

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Question 12

jamb 2022

The locus of points equidistant from a fixed point.

Acircle

Bperpendicular lines

Cstraight line

Dbisector

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Question 13

jamb 2022

Evaluate Log\(_2\) 8√2

A3.0

B4.5

C3.5

D2.5

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Question 14

jamb 2022

Find the determinant of the matrix A = \(\begin{pmatrix} 2 & 3 \\ 1 & 3 \end{pmatrix}\)

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Question 15

jamb 2022

Given that r = \( \sqrt \frac{3v}{\pi h} \), make v the subject of the formula

Av = 3 \(πr^2\) h

Bv = \(\frac{πrh}{3}\)

Cv = \(\frac{πr^2h}{3}\)

Dv = 3πrh

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Question 16

jamb 2022

If A = \(\begin{pmatrix} 2 & 1 \\ 2 & 3 \\ 1 & 2 \end{pmatrix}\) and B = \(\begin{pmatrix} 3 & 2 \\ 4 & 2 \end{pmatrix}\). Find AB

A\(\begin{pmatrix} 18 & 6 \\ 12 & 10 \\ 10 & 6 \end{pmatrix}\)

B\(\begin{pmatrix} 10 & 6 \\ 13 & 10 \\ 12 & 6 \end{pmatrix}\)

C\(\begin{pmatrix} 10 & 6 \\ 12 & 10 \\ 11 & 6 \end{pmatrix}\)

D\(\begin{pmatrix} 10 & 6 \\ 18 & 10 \\ 11 & 6 \end{pmatrix}\)

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Question 17

jamb 2022

Integrate (2x+1)\(^3\)

A\(\frac{{2x+1}^3}{8}\) + C

B\(\frac{{2x+1}^4}{8}\) + C

C\(\frac{{2x+1}^4}{4}\) + C

D\(\frac{{2x+1}^2}{6}\) + C

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Question 18

jamb 2022

In how many ways can the letter of ZOOLOGY be arranged?

A720

B360

C840

D120

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Question 19

jamb 2022

In the diagram above angle LNM and angle YNZ are represented by g and h respectively. Find ∠MNY

A180º - gº - hº

B360º - (g-h)º

C180º - (g-h)º

D360º - gº - hº

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Question 20

jamb 2022

The 10th term of an AP is 32. If the first term is 3/2, what is the 4th term?

A35/3

B64

C16

D35/2

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Question 21

jamb 2022

A rectangular pyramid has an area 24cm\(^2\) and height 7.5cm. Find its volume?

A65.0cm\(^3\)

B70.5cm\(^3\)

C56.5cm\(^3\)

D60.0cm\(^3\)

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Question 22

jamb 2022

Mr Adu spends his annual salary on food(f), rent(r), car maintenance, gifts(g), savings(s) and some miscellaneous (m) as indicate in the table below:

F	R	C	G	S	M
28%	15%	20%	14%	10%	13%

If the above information is represented on a pie chart. What angle represents his spending on food?

A108.5

B100.8

C98.8

D120.5

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Question 23

jamb 2022

Find the length of a chord 3cm from the centre of a circle of radius 5cm

A8cm

B5.6cm

C7cm

D6.5cm

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Question 24

jamb 2022

Simplify \(\frac{1}{3-√2}\) in the form of p + q√2

A\(\frac{7}{3}\) - \(\frac{1}{7√2}\)

B\(\frac{7}{3}\) + \(\frac{1}{7√2}\)

C\(\frac{3}{7}\) - \(\frac{1}{7√2}\)

D\(\frac{3}{7}\) + \(\frac{√2}{7}\)

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Question 25

jamb 2022

If sin θ = - \(\frac{3}{5}\) and θ lies in the third quadrant, find cos θ

A\(\frac{4}{5}\)

B- \(\frac{5}{4}\)

C\(\frac{5}{4}\)

D- \(\frac{4}{5}\)

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Question 26

jamb 2022

If the mean of 2, 5, (x+1), (x+2), 7 and 9 is 6. Find the median

A5.5

C6.5

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Question 27

jamb 2022

If a fair coin is tossed twice, what is the probability of obtaining at least one head?

A0.25

B0.75

C0.5

D0.33

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Question 28

jamb 2022

The shaded portion in the venn diagram above represents?

AF - (E n F) - (G n F)

BE' n F n G'

CE u F u G

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Question 29

jamb 2022

Evaluate \((101_{two})^3\)

A\(111101_{two}\)

B\(11111101_{two}\)

C\(1111101_{two}\)

D\(11001_{two}\)

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Question 30

jamb 2022

Solve for k in the equation \(\frac{1}{8}^{k+2}\) = 1

B-4

C-2

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