Mathematics Past Questions

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

117 questions
Question 1 of 17 117 total questions
Question 51
jamb 2007

The solution of the quadratic inequality (x\(^2\) + x - 12) ≥ 0 is

Ax ≥ -3 or x ≤ 4
Bx ≥ 3 or x ≥ -4
Cx ≤ 3 or x \(\leq\) -4
Dx ≥ 3 or x ≤ -4
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Question 52
jamb 2007

Make L the subjects of the formula if  d = \(\sqrt{\frac{42w}{5l}}\)

A\(\sqrt{\frac{42w}{5d}}\)
B\(\frac{42W}{5d^2}\)
C\(\frac{42}{5dW}\)
D\(\frac{1}{d}\sqrt{\frac{42w}{5}}\)
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Question 53
jamb 2007

The graph above is represented by

Ay = x3 - 3x - 2
By = x3 + 2x2 - x - 2
Cy = x3 - 4x2 + 5x - 2
Dy = x3 - 4x + 2
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Question 54
jamb 2007
A binary operation ⊕ on real numbers is defined by x⊕y = xy + x + y for any two real numbers x and y. The value of (-3/4)⊕6 is
A3/4
B-9/2
C45/4
D-3/4
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Question 55
jamb 2007

Determine the value of \(\int_0 ^{\frac{\pi}{2}
}(-2cos x)dx\)

A-2
B-1/2
C-3
D-3/2
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Question 56
jamb 2007

Find the value of x for which the function f(x) = 2x\(^3\) - x\(^2\) - 4x + 4 has a maximum value

A2/3
B1
C- 2/3
D- 1
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Question 57
jamb 2007
If y = x cos x, find dy/dx
Asin x - x cos x
Bsin x + x cos x
Ccos x + x sin x
Dcos x - x sin x
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Question 58
jamb 2007
Integrate \(\frac{x^2 -\sqrt{x}}{x}\) with respect to x
A\(\frac{x^2}{2}-2\sqrt{x}+K\)
B\(\frac{2(x^2 - x)}{3x}+K\)
C\(\frac{x^2}{2}-\sqrt{x}+K\)
D\(\frac{(x^2 - x)}{3x}+K\)
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Question 59
jamb 2007
In how many ways can 6 subjects be selected from 10 subjects for an examination
A218
B216
C215
D210
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Question 60
jamb 2007
Marks

 3

 4

 5

 6

 7

 8

Frequency

 5

(y - 1)

 y

 9

 4

 1

The table above gives the frequency distribution of marks obtained by a group of students in a test. If the total mark scored is 200, calculate the value of y

A15
B13
C11
D8
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Question 61
jamb 2007
What is the mean deviation of 3, 5, 8, 11, 12 and 21?
A4.7
B60
C3.7
D10
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Question 62
jamb 2007

The table above shows the number of pupils in each age group in a class. What is the probability that a pupil chosen at random is at least 11 years old?

A27/40
B17/20
C3/30
D33/40
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Question 63
jamb 2007

The pie chart above illustrate the amount of private time a student spends in a week studying various subjects. Find the value of k

A90o
B60o
C30o
D40o
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Question 64
jamb 2007

A senatorial candidate had planned to visit seven cities prior to a primary election. However, he could only visit four of the cities. How many different itineraries could be considered?

A640
B840
C520
D920
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Question 65
jamb 2007

The histogram above represents the weights of students who traveled out to their school for an examination. How many people made the trip?

A78
B38
C29
D69
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Question 66
jamb 2007
In a basket, there are 6 grapes, 11 bananas and 13 oranges. If one fruit is chosen at random. What is the probability that the fruit is either a grape or a banana
A6/30
B5/30
C17/30
D11/30
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Question 67
jamb 2007

If 5, 8, 6 and 2 occur with frequencies 3, 2, 4 and 1 respectively. Find the product of the modal and the median number

A36
B48
C30
D40
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