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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

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Question 421

jamb 2010

A student measures a piece of rope and found that it was 1.26m long. If the actual length of the rope was 1.25m, what was the percentage error in the measurement?

A0.25%

B0.01%

C0.80%

D0.40%

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Question 422

jamb 2010

Simplify (\(\frac{3}{4}\) of \(\frac{4}{9}\) \(\div\) 9\(\frac{1}{2}\)) \(\div\) 1\(\frac{5}{19}\)

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

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

C\(\frac{1}{36}\)

D\(\frac{1}{25}\)

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Question 423

jamb 2010

Find r, if 6r7\(_8\) = 511\(_9\)

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Question 424

jamb 2010

Marks	1	2	3	4	5
Frequency	2	2	8	4	4

The table above show the marks obtained in a given test.
Find the mean mark

A3.1

B3.0

C3.2

D3.3

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Question 425

jamb 2010

Marks	1	2	3	4	5
Frequency	2	2	8	4	4

The table above show the marks obtained in a given test.
How many student took the test?

A16

B13

C20

D15

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Question 426

jamb 2010

Marks	2	3	4	5	6	7	8
No. of students	3	1	5	2	4	2	3

from the table above, if the pass mark is 5, how many students failed the test?

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Question 427

jamb 2010

Find ∫(sin x + 2)dx

Acos x + x² + K

Bcos x 2x + K

C-cos x + x² + K

D-cos x + 2x + K

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Question 428

jamb 2010

If y = (2x + 1)\(^3\) find \(\frac{\text{d}}{\text{dx}}\)

A3(2x+1)²

B6(2x+1)

C3(2x+1)

D6(2x+1)²

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Question 429

jamb 2010

If the area of ΔPQR above is 12\(\sqrt{3}\) cm\(^2\), find the value of q?

A6 cm

B7 cm

C8 cm

D5 cm

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Question 430

jamb 2010

What is the locus of point that is equidistant from points P(1,3) and Q(3,5)?

Ay = -χ + 6

By = -χ - 6

Cy = χ + 6

Dy = χ - 6

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Question 431

jamb 2010

An arc subtends an angle of 50º at the center of circle of radius 6cm. Calculate the area of the sector formed

A¹⁰⁰/₇

B⁸⁰/₇

C¹¹⁰/₇

D⁹⁰/₇

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Question 432

jamb 2010

If two smaller sides of a right angled triangle are 4cm and 5cm, find its area

A10 cm²

B6 cm²

C24 cm²

D8 cm²

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Question 433

jamb 2010

From the cyclic quadrilateral TUVW above, find the value of x

A26^o

B24^o

C20^o

D23^o

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Question 434

jamb 2010

From the diagram above, find x

A65^o

B50^o

C75^o

D55^o

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Question 435

jamb 2010

If \(\begin{vmatrix} x & 3 \\ 2 & 7 \end{vmatrix} = 15\), find the value of x

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Question 436

jamb 2010

If p and q are two non zero numbers and 18(p+q) = (18+p)q, which of the following must be true?

Aq = 18

Cp = 18

Dq < 1

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Question 437

jamb 2010

If x * y = x + y\(^2\), find then value of (2*3)*5

A36

B25

C11

D55

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Question 438

jamb 2010

If y varies directly as the square root of x and y = 3 when x = 16. Calculate y when x = 64

A12

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Question 439

jamb 2010

Factorize completely \(\frac{x^{3} + 3x^{2} - 10x}{2x^{2} - 8}\)

x(x-5)

2(x+2)

x(x-5)

2(x-2)

x(x+5)

2(x+2)

x²+5

2x+4

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Question 440

jamb 2010

In a survey of 50 newspaper readers, 40 read Champion and 30 read Guardian, how many read both papers?

A10

C15

D20

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