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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 591

jamb 2003

Find the number of committees of three that can be formed consisting of two men and one woman from four men and three women

C18

D24

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Question 592

jamb 2003

If \(^{n}P_{3} - 6(^{n}C_{4}) = 0\), find the value of n.

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Question 593

jamb 2003

On a pie chart, there are four sectors of which three angles are 45°, 90° and 135°. If the smallest sector represents N28.00, how much is the largest sector?

AN96.00

BN84.00

CN48.00

DN42.00

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Question 594

jamb 2003

Find the mean of the distribution above

value	0	1	2	3	4
Frequency	1	2	2	1	9

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Question 595

jamb 2003

The range of 4, 3, 11, 9, 6, 15, 19, 23, 27, 24,21 and 16 is

A16

B21

C23

D24

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Question 596

jamb 2003

By how much is the mean of 30, 56, 31, 55, 43 and 44 less than the median?

A0.75

B0.50

C0.33

D0.17

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Question 597

jamb 2003

Determine the maximum value of y = 3x² - x³

Azero

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Question 598

jamb 2003

If y = 3 sin(-4x), dy/dx is

A12x cos (4x)

B-12x cos (-4x)

C-12 cos (-4x)

D12 sin (-4x)

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Question 599

jamb 2003

Evaluate \(\int^{3} _{2}(x^2 - 2x)dx\)

C4/3

D1/3

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Question 600

jamb 2003

Find the slope of the curve y = 2x\(^2\) + 5x - 3 at (1, 4).

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Question 601

jamb 2003

The locus of a point P which moves on one side only of a straight line XY so that ∠XPY = 90o is

Aa circle

Ba semicircle

Can arc of a circle through X, Y

Dthe perpendicular bisector of XY

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Question 602

jamb 2003

A trapezium has two parallel sides of length 5cm and 9cm. If the area is 21cm², find the distance between the parallel sides

A3 cm

B4 cm

C6 cm

D7 cm

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Question 603

jamb 2003

The sum of the first n terms of an arithmetic progression is 252. If the first term is -16 and the last term is 72, find the number of terms in the series

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Question 604

jamb 2003

Factorize completely 4abx - 2axy -12b²x + 6bxy

A2x(a - 3b)(2b - y)

B2x(3b - a)(2b - y)

C2x(a - 3b)(y - 2b)

D2x(2b - a)(3b - y)

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Question 605

jamb 2003

The triangle OPQ above is the solution of the inequalities

Ax + 1 ≥ 0, y + x ≤ 0, y - x ≥ 0

By + x ≤ 0, y - x ≥ 0, x -1 ≥ 0

Cx - 1 ≤ 0, y - x ≥ o, y + x ≥ 0

Dx - 1 ≤ 0, y + x ≤ 0, y - x ≤ 0

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Question 606

jamb 2003

Three consecutive terms of a geometric progression are given as n-2, n and n+3. Find the common ratio

A1/4

B1/2

C2/3

D3/2

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Question 607

jamb 2003

Find the value of x and y respectively if 3x - 5y + 5 = 0 and 4x - 7y + 8 = 0

A-5, -4

B-4,. -5

C4, 5

D5, 4

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Question 608

jamb 2003

The length a person can jump is inversely proportional to his weight. If a 20 kg person can jump 1.5 m, find the constant of proportionality

A60

B30

C20

D15

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Question 609

jamb 2003

The graph of the function y = x\(^2\) + 4 and a straight line PQ are drawn to solve the equation x\(^2\) - 3x + 2 = 0. What is the equation of PQ?

Ay = 3x - 2

By = 3x + 2

Cy = 3x - 4

Dy = 3x + 4

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Question 610

jamb 2003

Find the range of the value of x satisfying the inequalities 5 + x \(\leq\) 8 and 13 + x \(\geq\) 7

A-3 \(\leq\) x \(\leq\) 3

B3 \(\leq\) x \(\leq\) 6

C-6 \(\leq\) x \(\leq\) 3

D-6 \(\leq\) x \(\leq\) -3

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