Mathematics Past Questions

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

40 questions
Question 1 of 20 40 total questions
Question 1
jamb 2021

If (x + 2) and (x - 1) are factors of the expression \(Lx + 2kx^{2} + 24\), find the values of L and k.

Al = -12, k = -6
Bl = -2 , k = 1
Cl = -2 , k = -1
Dl = 0, k = 1
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Question 2
jamb 2021

A group of market women sell at least one of yam, plantain and maize. 12 of them sell maize, 10 sell yam and 14 sell plantain. 5 sell plantain and maize, 4 sell yam and maize, 2 sell yam and plantain only while 3 sell all the three items. How many women are in the group?

A25
B19
C18
D17
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Question 3
jamb 2021

X is due east point of y on a coast. Z is another point on the coast but 6.0km due south of Y. If the distance ZX is 12km, calculate the bearing of Z from X

A240°
B150°
C60°
D270°
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Question 4
jamb 2021

List all integers satisfying the inequality in -2 < 2x-6 < 4 

A2,3,4 and 5
B2,3
C2,5
D3,4
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Question 5
jamb 2021

Find x if log\(_9\)x = 1.5

A27
B15
C3.5
D32
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Question 6
jamb 2021

Factorize completely 81a\(^4\) - 16b\(^4\)

A(3a + 2b)(2a - 3b)(9a2 + 4b2)
B(3a - 2b)(2a - 3b)(4a2 - 9b2)
C(3a - 2b)(3a + 2b)(9a2 + 4b2)
D(6a - 2b)(8a - 3b)(4a3 - 9b2)
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Question 7
jamb 2021

If the binary operation \(\ast\) is defined by m \(\ast\) n = mn + m + n for any real number m and n, find the identity of the elements under this operation

Ae = 1
Be = -1
Ce = -2
De = 0
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Question 8
jamb 2021

What is the n-th term of the sequence 2, 6, 12, 20...?

A4n - 2
B2(3n - 1)
Cn2 + n
Dn2 + 3n + 2
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Question 9
jamb 2021

The angles of a quadrilateral are 5x-30, 4x+60, 60-x and 3x+61.find the smallest of these angles​

A5x - 30
B4x + 60
C60 - x
D3x + 61
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Question 10
jamb 2021

factorize m\(^3\) - m\(^2\) + 2m - 2

A(m2 + 1)(m - 2)
B(m - 1)(m + 1)(m + 2)
C(m - 2)(m + 1)(m - 1)
D(m2 + 2)(m - 1)
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Question 11
jamb 2021

If g(x) = x\(^2\) + 3x  find g(x + 1) - g(x)

A(x + 2)
B2(x + 2)
C(2x + 1)
D(x2 + 4)
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Question 12
jamb 2021

If w varies inversely as \(\frac{uv}{u + v}\) and w = 8 when

u = 2 and v = 6, find a relationship between u, v, w.

Auvw = 16(u + v)
B16uv = 3w(u + v)
Cuvw = 12(u + v)
D12uvw = u + v
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Question 13
jamb 2021

A car travels from calabar to Enugu, a distance of P km with an average speed of U km per hour and continues to benin, a distance of Q km, with an average speed of Wkm per hour. Find its average speed from Calabar to Benin

A\(\frac{(p + q)}{pw + qu}\)
B\(\frac{uw(p + q)}{pw + qu}\)
C\(\frac{uw(p + q)}{pw}\)
D\(\frac{uw}{pw + qu}\)
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Question 14
jamb 2021

Simplify 2log \(\frac{2}{5}\) - log\(\frac{72}{125}\) + log 9

A1 - 4 log3
B-1 + 2 log 3
C-1 + 5 log2
D1 - 2log 2
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Question 15
jamb 2021

Musa borrows N10.00 at 2% per month simple interest and repays N8.00 after 4 months. How much does he still owe?

AN10.80
BN10.67
CN2.80
DN2.67
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Question 16
jamb 2021

Find the probability that a number selected at random from 41 to 56 is a multiple of 9

A\(\frac{1}{8}\)
B\(\frac{2}{15}\)
C\(\frac{3}{16}\)
D\(\frac{7}{8}\)
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Question 17
jamb 2021

Two numbers are removed at random from the numbers 1, 2, 3 and 4. What is the probability that the sum of the numbers removed is even?

A\(\frac{2}{3}\)
B\(\frac{1}{2}\)
C\(\frac{1}{3}\)
D\(\frac{1}{4}\)
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Question 18
jamb 2021

The mean of ten positive numbers is 16. When another number is added, the mean becomes 18. Find the eleventh number

A3
B16
C38
D30
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Question 19
jamb 2021

4, 16, 30, 20, 10, 14 and 26 are represented on a pie chart. Find the sum of the angles of the bisectors representing all numbers equals to or greater than 16

A48o
B84o
C92o
D276o
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Question 20
jamb 2021

The locus of a point which moves so that it is equidistant from two intersecting straight lines is the?

Aperpendicular bisector of the two lines
Bangle bisector of the two lines
Cbisector of the two lines
Dline parallel to the two lines
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