Mathematics Past Questions

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96 questions JAMB 2359 WAEC 1853 NECO 179 POST_UTME 6 CUSTOM 10
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Past Questions

96 questions
Question 1 of 16 96 total questions
Question 41
jamb 2009

The sum of the first n terms of the arithmetic progression 5, 11, 17, 23, 29, 35, ... is?

An(3n - 0.5)
Bn(3n + 2)
Cn(3n + 2.5)
Dn(3n + 5)
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Question 42
jamb 2009

Find the range of values of x for which 3x - 7 \(\leq\) 0 and x + 5 > 0?

A-5 < x < \(\frac{7}{3}\)
B-5 \(\leq\) x \(\leq\) \(\frac{7}{3}\)
C-5 < x \(\leq\) \(\frac{7}{3}\)
D-5 \(\leq\) x < \(\frac{7}{3}\)
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Question 43
jamb 2009

Determine the value of x for which (x\(^2\) - 1) > 0?

Ax < -1 or x > 1
B-1 < x < 1
Cx > 0
Dx < -1
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Question 44
jamb 2009

W is directly proportional to U. If W = 5 when U = 3, find U when W = 2/7

A6/35
B10/21
C21/10
D35/6
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Question 45
jamb 2009

Which of the following equations represent the graph above?

Ay = 2+7x+4x2
By = 2-7x+4x2
Cy = 2+7x-4x2
Dy = 2-7x-4x2
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Question 46
jamb 2009

A polynomial in x whose roots are 4/3 and -3/5 is?

A15x2 - 11x – 12
B15x2 + 11x – 12
C12x2 - x – 12
D12x2 + 11x – 15
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Question 47
jamb 2009

If \(p=\sqrt{\frac{rs^3}{t}}\), express r in terms of p, s and t?

A\(\frac{p^2 t}{s^3}\)
B\(\frac{p^3 t}{s^3}\)
C\(\frac{p^3 t}{s^2}\)
D\(\frac{p^ t}{s^3}\)
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Question 48
jamb 2009

I.S∩T∩W=S II. S ∪ T ∪ W = W
III. T ∩ W = S
If S⊂T⊂W, which of the above statements are true?

AI and II
BI and III
CII and III
DI, II and III
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Question 49
jamb 2009

If x = {n\(^2\)+1:n is a positive integer and 1 \(\leq\) n \(\leq\) 5},
Y = {5n:n is a positive integer and 1 \(\leq\) n \(\leq\) 5}, find x \(\cap\) y.

A{5,10}
B{5, 10, 15}
C{2, 5, 10}
D{5, 10, 15, 20}
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Question 50
jamb 2009

Simplify \(\frac{5+\sqrt{7}}{3+\sqrt{7}}\)

A17-√7
B4-√7
C15+√7
D7-√7
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Question 51
jamb 2009

If log\(_{10}\)2 = 0.3010 and log\(_{10}\)7 = 0.8451, evaluate log\(_{10}\)280

A3.4471
B2.4471
C1.4471
D1.4071
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Question 52
jamb 2009

A student spent 1/5 of his allowance on books, 1/2 of remainder on food and kept the rest for contingencies. What fraction was kept?

A7/15
B8/15
C2/5
D4/5
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Question 53
jamb 2009

A man bought a second-hand photocopying machine for N34,000. He serviced it at a cost of N2,000 and then sold it at a profit of 15%. What was the selling price?

AN37,550
BN40,400
CN41,400
DN42,400
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Question 54
jamb 2009

Evaluate \(\frac{81.81+99.44}{20.09+36.16}\) correct to 3 significant figures.

A6.24
B3.22
C2.78
D2.13
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Question 55
jamb 2009

Simplify \(7\frac{1}{12}-4\frac{3}{4}+2\frac{1}{2}\)

A4
B41/6
C45/6
D51/6
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Question 56
jamb 2009

If 55\(_x\) + 52\(_x\) = 77\(_{10}\) find X

A5
B6
C7
D10
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