Mathematics Past Questions

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4,407 questions JAMB 2359 WAEC 1853 NECO 179 POST_UTME 6 CUSTOM 10
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Past Questions

4,407 questions
Question 1 of 20 4,407 total questions
Question 1871
jamb 1990

Simplify and express in standard form \(\frac{0.00275 \times 0.0064}{0.025 \times 0.08}\)

A8.8 x 10-1
B8.8 x 10-2
C8.8 x 10-3
D8.8 x 103
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Question 1872
jamb 1990

Three children shared a basket of mangoes in such a way that the first child took \(\frac{1}{4}\) of the mangoes and the second \(\frac{3}{4}\) of the remainder. What fraction of the mangoes did the third child take?

A\(\frac{3}{16}\)
B\(\frac{7}{16}\)
C\(\frac{9}{16}\)
D\(\frac{13}{16}\)
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Question 1873
jamb 1990

At what rate would a sum of N100.00 deposited for 5 years raise an interest of N7.50?

A\(\frac{1}{2}\)%
B2\(\frac{1}{2}\)%
C1.5%
D25%
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Question 1874
jamb 1990

Correct 241.34(3 x 10-\(^3\))\(^2\) to 4 significant figures

A0.0014
B0.001448
C0.0022
D0.002172
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Question 1875
jamb 1990
The H.C.F. of a2bx + ab2x and a2b - b2 is
Ab
Ba + b
Cb(a \(\div\) b)
Dabx(a2 - b2)
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Question 1876
jamb 1990

Simplify \(\frac{4\frac{3}{4} - 6\frac{1}{4}}{4\frac{1}{5} \text{ of } 1\frac{1}{4}}\)

A-7\(\frac{7}{8}\)
B\(\frac{-2}{7}\)
C\(\frac{-10}{21}\)
D\(\frac{10}{21}\)
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Question 1877
waec 1989

In an A.P. the first term is 2, and the sum of the 1st and the 6th term is 16\(\frac{1}{2}\). What is the 4th term

A12
B91/2
C8
D7
E51/2
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Question 1878
waec 1989
In the diagram, O is the center of the circle, If ∠POQ = 80o and ∠PRQ = 5x, find the value of x.
A4o
B8o
C16o
D20o
E32o
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Question 1879
waec 1989

What is the probability that 3 customers waiting in a bank will be served in the sequence of their arrival at the bank

A1/6
B1/3
C1/2
D2/3
E5/6
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Question 1880
waec 1989

sinθ = \(\frac{1}{2}\) and cosθ = -\(\frac{\sqrt{3}}{2}\), what is the value of θ?

A30 0
B60 0
C90 o
D120 o
E150 o
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Question 1881
waec 1989
Given that logp = 2 logx + 3logq, which of the following expresses p in terms of x and q?
Ap = 5xq
Bp = 6xq
Cp = x2 + q3
Dp = 2x + 3q
Ep = x2q3
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Question 1882
waec 1989

Solve for x: (x\(^2\) + 2x + 1) = 25

A-6, -4
B6, -4
C6, 4
D-6, 4
E5, 5
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Question 1883
waec 1989
The angle of depression of a point on the ground from the top of a building is 20.3o. If the foot of the building is 40m, calculate the height of the building, correct to one decimal place
A37.5m
B28.1m
C27.8m
D14.8m
E13.9m
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Question 1884
waec 1989
In the diagram above, O is the center of the circle. If ∠POR = 114o, calculate ∠PQR
A123o
B118.5o
C117o
D114o
E54o
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Question 1885
waec 1989
Calculate and correct to three significant figures, the length of an arc subtends an angle of 70o at the center of the circle radius 4cm. [Take π = 22/7]
A2.44cm
B4.89cm
C9.78cm
D25.1cm
E50.3cm
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Question 1886
waec 1989

If logax = p, express x in terms of a and p

Ax = u + p
Bx = a/p
Cx = p
Dx = ap
Ex = ap
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Question 1887
waec 1989

A sector is cut off from a circle radius 8.2cm to form a cone, if the radius of the resulting cone is 3.5cm, calculate the curved surface area of the cone. [take π = 22/7]

A11.25cm2
B12.83cm2
C22.0cm2
D67.2cm2
E90.2cm2
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Question 1888
waec 1989

Which of the following gives the point of intersection of the graph y = x2 and y = x + 6 shown above?

A(0,6), (3,9)
B(-3, 0)(2,4)
C(-2,4)(3,9)
D(-2,3)(-3,2)
E(-2,2)(3,6)
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Question 1889
waec 1989

In the diagram above, O is the center of the circle QRT and PT is a tangent to the circle at T. Calculate the angle x

A55o
B40o
C35o
D25o
E20o
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Question 1890
waec 1989

The angle of a sector of a circle of diameter 8cm is 135°. Find the area of the sector [Take \(\pi\) = 22/7].

A\(9\frac{3}{7}cm^2\)
B\(12\frac{4}{7}cm^2\)
C\(18\frac{6}{7}cm^2\)
D\(25\frac{1}{7}cm^2\)
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