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Mathematics Past Questions

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

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50 questions

Question 1 of 20 50 total questions

Question 11

jamb 2016

An arc of the length 16\(\pi\)cm subtends an angle of 80^o at the centre of the circle. Find the radius of the circle.

A24cm

B28cm

C36cm

D32cm

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Question 12

jamb 2016

Evaluate \(\int\limits_0^\frac{\pi}{2}\) sin xdx

B-1

D-2

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Question 13

jamb 2016

An arc subtends an angle of 30º at the centre of a circle radius 12cm. Calculate the length of the arc.

A6\(\pi\)cm

B2\(\pi\)cm

C3\(\pi\)cm

D9\(\pi\)cm

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Question 14

jamb 2016

Evaluate \(\frac{0.8 \times 0.43 \times 0.031}{0.05 \times 0.72 \times 0.021}\). Correct to four significant figures.

A14.09

B14.1

C14.12

D14.11

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Question 15

jamb 2016

Find \(\frac{dy}{dx}\), if y = \(\frac{2}{3}\) x\(^3\) - \(\frac{4}{x}\)

A3x² - \(\frac{4}{x}\)

B2x² +\(\frac{4}{x^2}\)

C3x² + \(\frac{4}{x^2}\)

D2x² - \(\frac{4}{x}\)

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Question 16

jamb 2016

\(\begin{array}{c|c}
Scores & 3 & 6 & 5 & 2 \\
\hline
Frequency & 2 & 3 & 4 & 6
\end{array}\)

From the table above, find the median

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Question 17

jamb 2016

Evaluate \(\frac{27^\frac{1}{3} - 8^\frac{2}{3}}{16^\frac{2}{4} \times 2}\)

A\(\frac{23}{5}\)

B-\(\frac{23}{5}\)

C-\(\frac{1}{8}\)

D\(\frac{21}{7}\)

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Question 18

jamb 2016

Calculate the perimeter of a sector of a circle of raduis 9cm and angle 36^o.

A18cm

B(18 + \(\frac{9\pi}{5}\))cm

C(9 + \(\frac{9\pi}{5}\))cm

D\(\frac{9\pi}{5}\)cm

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Question 19

jamb 2016

A number of pencils were shared out among Bisi, Sola and Tunde in the ratio of 2:3:5 respectively. If Bisi got 5, how many were shared out?

A15

B25

C30

D50

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Question 20

jamb 2016

Simplify \(\frac{0.026 \times 0.36}{0.69}\). Leave your answer in standard form

A1.36 x 10^-4

B1.36 x 10^-3

C1.36 x 10^-1

D1.36 x 10^-2

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Question 21

jamb 2016

Given U = {x: x is a positive integer less than 15} and P = {x: x is even number from 1 to 14}. Find the compliment of P.

A{1, 3, 5, 7, 9, 11, 13, 15}

B{2, 3, 5, 7, 9, 11, 13}

C{1, 3, 5, 7, 9, 11, 13}

D{2, 3, 5, 7, 11, 15}

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Question 22

jamb 2016

mark	2	3	4
Frequency	4	4	y

The table above shows the frequency distribution of marks obtained by a group of students. If the total mark is 48, find the value of y.

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Question 23

jamb 2016

Calculate the perimeter of a sector of a circle of raduis 12cm and angle 60o.

A(12 + 4\(\pi\))cm

B(24 + 4\(\pi\))cm

C(12 + 6\(\pi\))cm

D(24 + 6\(\pi\))cm

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Question 24

jamb 2016

Factorize k² - 2kp + p².

A(k +p)²

B(k - p)²

Ck² + p²

Dk² - p²

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Question 25

jamb 2016

The bar chart above shows the number of visitors received in a week. How many visitors were received on Friday, Tuesday and Sunday?

A17

B22

C20

D16

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Question 26

jamb 2016

Calculate the range of 20, -6, 25, 30, 21, 28, 32, 33, 34, 5, 3, 2, and 1.

A32

B36

C33

D40

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Question 27

jamb 2016

The pie chart above shows the distribution of subjects offered by students in SSS III level. If 80 students enrolled in the class. What is the size of the angle of the sector in economics?

A24^o

B39^o

C32^o

D36^o

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Question 28

jamb 2016

If x₁₀ = 23₅. Find x

A15

B12

C14

D13

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Question 29

jamb 2016

Evaluate \(\int\)(cos4x + sin3x)dx

Asin4x - cos3x + k

Bsin4x + cos3x + k

C\(\frac{1}{4}\)sin4x - \(\frac{1}{3}\)cos3x + k

D\(\frac{1}{4}\)sin4x + \(\frac{1}{3}\)cos3x + k

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Question 30

jamb 2016

If line p = 5x + 3 is parallel to line p = wx + 5. Find the value of w.

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