Mathematics Past Questions

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1,853 questions JAMB 2359 WAEC 1853 NECO 179 POST_UTME 6 CUSTOM 10
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Past Questions

1,853 questions
Question 1 of 20 1,853 total questions
Question 581
waec 2002

If (x + 3) varies directly as y and x = 3 when y = 12, what is the value of x when y = 8?

A1
B\(\frac{1}{2}\)
C\(-\frac{1}{2}\)
D-1
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Question 582
waec 2002

The ratio of the number of men to the number of women in a 20 member committee is 3:1. How many women must be added to the 20-member committee so as to make the ratio of men to women 3:2?

A2
B5
C7
D9
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Question 583
waec 2002

Points X, Y and Z are located in the same horizontal plane such that Y is 12 km north of X and Z is on a bearing of 270° from X. If |XZ| = 6km, calculate, correct to one decimal place, lYZl

A18km
B13.4km
C13km
D10.4km
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Question 584
waec 2002

If log 2 = 0.3010 and log 2\(^y\) = 1.8062, find; correct to the nearest whole number, the value of y.

A6
B5
C4
D-5
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Question 585
waec 2002

The length, in cm, of the sides of a right angled triangle are x, (x+2) and (x+1) where x > 0. Find , in cm, the length of its hypotenuse

A4
B5
C13
D17
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Question 586
waec 2002

The diagram is the graph of \(y = 6 + x - x^2\). The graph intercepts the x-axis at P and R and the y-axis at Q.

When \(y = 3\frac{1}{3}\), what is the positive value of x?

A\( 2\frac{1}{2}\)
B\( 2\frac{1}{5}\)
C\( 1\frac{1}{5}\)
Dzero
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Question 587
waec 2002

The diagram is the graph of \(y = 6 + x - x^2\). The graph intercepts the x- axis at P and R and the y- axis at Q.

What is the value of y at Q?

A\(6\frac{1}{3}\)
B6
C3
Dzero
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Question 588
waec 2002
If \(M5_{ten} = 1001011_{two}\) find the value of M
A5
B6
C7
D8
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Question 589
waec 2002
Find the value of x in the diagram
A31o
B35o
C37o
D41o
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Question 590
waec 2002
Find the value of x in 0.5x + 2.6 = 5x + 0.35
A0.5
B2
C2.6
D5
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Question 591
waec 2002

Simplify \(5\frac{1}{4}\div \left(1\frac{2}{3}- \frac{1}{2}\right)\)

A\(1\frac{3}{4}\)
B\(3\frac{1}{2}\)
C\(4\frac{1}{2}\)
D\(8\frac{1}{2}\)
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Question 592
waec 2002

In the diagram above, ∠PQU=36°, ∠QRT = 29°, PQ||RT. Find ∠PQR

A94o
B65o
C61o
D54o
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Question 593
waec 2002

The height of a right circular cone is 4cm. The radius of its base is 3cm. Find the curved surface area

A\(9\pi cm^2\)
B\(15\pi cm^2\)
C\(16\pi cm^2\)
D\(20\pi cm^2\)
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Question 594
waec 2002

A right pyramid is on a square base of side 4cm. The slanting side of the pyramid is \(2\sqrt{3}\) cm. Calculate the volume of the pyramid

A\(5\frac{1}{3}cm^3\)
B\(10\frac{2}{3}cm^3\)
C\(16cm^3\)
D\(32cm^3\)
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Question 595
waec 2002

In the diagram O is the center of the circle. Reflex angle XOY = 210° and the length of the minor arc is 5.5m. Find, correct to the nearest meter, the length of the major arc.

A8m
B9m
C10m
D13m
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Question 596
waec 2001

In the diagram above, O is the centre of the circle. Reflex angle XOY = 210º and the length of the minor arc is 5.5m. Find, correct to the nearest metre the length of major arc.

A8m
B9m
C10m
D13m
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Question 597
waec 2001

The number line represents

A0 > x \(\geq\) -7
B-7 \(\leq\) x < -1
C-7 < x \(\leq\) -1
D-7 < x < -1
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Question 598
waec 2001

What is the length of \(\bar{RP}\)?

A6
B5
C3
D2
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Question 599
waec 2001

Given that P = {b, d, e, f} and Q = {a, c, f, g} are subsets of the universal set U = {a,b, c, d, e, f, g}. Find P' ∩ Q

A{a,c}
B{a, c, d, g}
C{c, d, g}
D{a, c, g}
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Question 600
waec 2001

The variance of a given distribution is 25. What is the standard deviation?

A125
B75
C25
D5
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