Mathematics Past Questions

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

147 questions
Question 1 of 20 147 total questions
Question 61
jamb 2023

Solve for x: 3(x – 1) ≤ 2 (x – 3)

Ax ≤ -3
Bx ≥ -3
Cx ≤ 3
Dx ≥ 3
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Question 62
jamb 2023

Make x the subject of the formula: y = \(\frac {3x - 9c}{4x + 5d}\)

Ax = \(\frac {-(9c - 5dy)}{4y - 3}\)
Bx = \(\frac {9c + 5dy}{4y - 3}\)
Cx = \(\frac {9c - 5dy}{4y - 3}\)
Dx = \(\frac {-(9c + 5dy)}{4y - 3}\)
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Question 63
jamb 2023

The area A of a circle is increasing at a constant rate of 1.5 cm\(^2s^{-1}\). Find, to 3 significant figures, the rate at which the radius r of the circle is increasing when the area of the circle is 2 cm\(^2\).

A0.200 cms\(^{-1}\)
B0.798 cms\(^{-1}\)
C0.300 cms\(^{-1}\)
D0.299 cms\(^{-1}\)
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Question 64
jamb 2023

The interior angle of a regular polygon is five times the size of its exterior angle. Identify the polygon.

Adodecagon
Benneadecagon
Cicosagon
Dhendecagon
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Question 65
jamb 2023

The population of a village decreased from 1,230 to 1,040 due to breakout of an epidemic. What is the percentage decrease in the population?

A15.44%
B15.43%
C15.42%
D15.45%
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Question 66
jamb 2023

Evaluate \(\int_0^1 4x - 6\sqrt[3] {x^2}dx\)

A- \(\frac{5}{8}\)
B- \(\frac{8}{5}\)
C\(\frac{8}{5}\)
D\(\frac{5}{8}\)
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Question 67
jamb 2023

Let '*' and '^' be two binary operations such that a * b = a\(^2\)b and a ^ b = 2a + b. Find (-4 * 2) ^ (7 * -1).

A-49
B64
C113
D15
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Question 68
jamb 2023

Evaluate: 16\(^{0.16}\) × 16\(^{0.04}\) × 2\(^{0.2}\)

A2
B0
C2\(^0\)
D\(\frac{1}{2}\)
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Question 69
jamb 2023

How many different 8 letter words are possible using the letters of the word SYLLABUS?

A(8 - 1)!
B\(\frac{8!}{2!}\)
C\(\frac{8!}{2! 2!}\)
D8!
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Question 70
jamb 2023
Convert 1011¸? to base 10
A13
B11
C10
D12
Question 71
jamb 2023
The 5th term of an AP with first term 3 and common difference 4 is
A15
B19
C11
D23
Question 72
jamb 2023
Solve for x: 5x - 2 = 3x + 10
A5
B6
C4
D8
Question 73
jamb 2023
A circle has radius 14 cm. Find its circumference. (¸=22/7)
A88 cm
B44 cm
C616 cm
D154 cm
Question 74
jamb 2023
Find the derivative of y = 3x¸ + 2x - 1
A3x + 2
B6x + 2
Cx?? + 2x
D6x - 1
Question 75
jamb 2023
Two fair dice are tossed. What is the probability that the sum is 7?
A1/12
B1/9
C1/6
D5/36
Question 76
jamb 2023
If the sum of the interior angles of a polygon is 1080¸, how many sides does it have?
A6
B8
C7
D9
Question 77
jamb 2023
Find the value of x in the equation 2(x - 3) = x + 5
A8
B12
C11
D7
Question 78
post_utme 2023
Find the sum of the first 10 terms of the AP: 2, 5, 8, ...
A155
B185
C1550
D150
Question 79
post_utme 2023
In how many ways can 4 books be arranged on a shelf?
A4
B12
C16
D24
Question 80
post_utme 2023
A trader buys an item for 500 naira and sells it for 650 naira. Find the percentage profit.
A25%
B30%
C35%
D40%
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