Mathematics Past Questions

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Past Questions

4,407 questions
Question 1 of 20 4,407 total questions
Question 1411
jamb 2000

If 314\(_{10}\) - 256\(_7\) = 340\(_x\), find x.

A7
B8
C9
D10
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Question 1412
jamb 2000

A man wishes to keep his money in a savings deposit at 25% compound interest so that after three years he can buy a car for N150,000. How much does he need to deposit?

AN112,000.50
BN96,000.00
CN85,714.28
DN76,800.00
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Question 1413
jamb 2000

Evaluate \(\frac{(2.813 \times 10^{-3} \times 1.063)}{(5.637 \times 10^{-2})}\) reducing each number to two significant figures and leaving your answer in two significant figures.

A0.056
B0.055
C0.054
D0.54
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Question 1414
jamb 2000

In a youth club with 94 members, 60 like modern music, and 50 like traditional music. The number of members who like both traditional and modern music is three times those who do not like any type of music. How many members like only one type of music?

A8
B24
C62
D86
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Question 1415
jamb 2000

If \(\frac{(2\sqrt{3}-\sqrt{2})}{(\sqrt{3}+2\sqrt{2})} = m +n\sqrt{6}\), find the values of m and n respectively.

A1, -2
B-2, 1
C\(\frac{-2}{5}\), 1
D2, 3/5
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Question 1416
jamb 2000

If the population of a town was 240,000 in January 1998 and it increased by 2% each year, what would be the population of the town in January, 2000?

A480,000
B249,696
C249,600
D244,800
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Question 1417
jamb 2000

Let P = {1, 2, u, v, w, x}; Q = {2, 3, u, v, w, 5, 6, y} and R = {2, 3, 4, v, x, y}.

Determine (P-Q) ∩ R

A{1, x}
B{x y}
C{x}
Dɸ
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Question 1418
waec 1999

In the diagram above, RST is a tangent to circle VSU center O ∠SVU = 50° and UV is a diameter. Calculate ∠RSV.

A90°
B50°
C45°
D40°
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Question 1419
waec 1999
In the diagram, CDE is a triangle, ABEF is cyclic quadrilateral, AB||CD, ∠BAF = 65o and ∠AFE = 85o calculate ∠CDE
A20o
B30o
C50o
D65o
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Question 1420
waec 1999

The sides of a right angle triangle in ascending order of magnitude are 8cm, (x-2)cm and x cm. Find x

A16
B17
C34
D90
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Question 1421
waec 1999

In the diagram, O is the centre of the circle ∠PQR = 75o, ∠OPS = yo and \(\bar{OR}\) is parallel to \(\bar{PS}\). Find y

A15
B30
C45
D75
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Question 1422
waec 1999
Which of the following statements is true from the diagram above?
Am + n = 90o
Bm = n
Cn > 45o
Dm < 45o
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Question 1423
waec 1999
Describe the locus L shown in the diagram below
ALocus of points equidistant from X and Y
BLocus of points equidistant from X and Z
CLocus of points equidistant from \(\bar{ZX}\) and \(\bar{ZY}\)
DLocus of points equidistant from \(\bar{XY}\) and \(\bar{ZY}\)
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Question 1424
waec 1999
In the diagram, DE||BC, |AD| = x cm and |DB| = |AE| = ycm. Find |CE| in terms of x and y
Ax
B\(\frac{x^2}{y}\)
C\(\frac{y}{x^2}\)
D\(\frac{y^2}{x}\)
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Question 1425
waec 1999

Solve the inequality 2x + 3 < 5x

A\(x>1\)
B\(x
C\(x>\frac{3}{7}\)
D\(x>-1\)
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Question 1426
waec 1999

A survey shows that 28% of all the men in a village wear size 9 shoes. What is the probability that a man selected at random in the village wears size 9 shoes?

A\(\frac{7}{25}\)
B\(\frac{41}{50}\)
C\(\frac{1}{2}\)
D1
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Question 1427
waec 1999

The root of a quadratic equation in x, are -m and 2n. Find the equation

A\(x^2 + x(m - 2n)-2mn=0\)
B\(x^2 - x(m - 2n)-2mn=0\)
C\(x^2 - x(m - 2n)+2mn=0\)
D\(x^2 + x(m - 2n)+2mn=0\)
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Question 1428
waec 1999

If \(x^2 +15x + 50 = ax^2 + bx + c = 0\). Which of the following statement is not true?

Ax = -5
Bx = 10
Cx + 10 = 0
Dbc = 750
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Question 1429
waec 1999

Which of the following pairs of inequalities is represented on the number line?

A\(x
B\(x\ge -2 and x>1\)
C\(x\le -2 and x\ge1\)
D\(x< -2 and x>1\)
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Question 1430
waec 1999

Amina had m mangoes. She ate 3 and shared the remainder equally with her brother Uche. Each had at least 10. Which of the following inequalities represents the statements above.

A\(\frac{m}{2}-3\le 10\)
B\(\frac{m}{2}-3\ge 10\)
C\(\frac{m-3}{2}\ge10\)
D\(\frac{m-3}{2}\le10\)
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