Mathematics Past Questions

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

89 questions
Question 1 of 20 89 total questions
Question 31
jamb 2020

Find the value of x if \(\frac{\sqrt{2}}{x + \sqrt{2}}\) = \(\frac{1}{x - \sqrt{2}}\) 

A3\(\sqrt{2}\) + 4
B3\(\sqrt{2}\) - 4
C3 - 2\(\sqrt{2}\)
D4 + 2\(\sqrt{2}\)
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Question 32
jamb 2020

If x is positive real number, find the range of values for which \(\frac{1}{3x}\) + \(\frac{1}{2}\) > \(\frac{1}{4x}\) 

Ax > -\(\frac{1}{6}\)
Bx > 0
C0 < x < 6
D0 < x
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Question 33
jamb 2020

The pie chart shows the income of a civil servant in month. If his monthly income is N6,000. Find his monthly basic salary. 

AN2,050
BN2600
CN3,100
DN3,450
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Question 34
jamb 2020

Find the simple interest rate percent annum at which N1000 accumulates to N1240 in 3 years. 

A6%
B8%
C10%
D12%
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Question 35
jamb 2020

A school boy lying on the ground 30m away from the foot of a water tank towel observes that the angle of elevation of the top of the tank is 60\(^o\). Calculate the height of the tank.

A60\(\sqrt{3m}\)
B30\(\sqrt{3m}\)
C20\(\sqrt{3m}\)
D10\(\sqrt{3m}\)
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Question 36
jamb 2020

Express the product of 0.0014 and 0.011 in standard form 

A1.54 x 10\(^{-2}\)
B1.54 x 10\(^{-3}\)
C1.54 x 10\(^{-2}\)
D1.54 x 10\(^{-5}\)
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Question 37
jamb 2020

The equation of the line in the graph is 

A3y = 3x + 12
B3y = 3x + 12
C3y = -4x + 12
D3y = -4x + 9
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Question 38
jamb 2020

A number is selected at random between 20 and 30, both numbers inclusive. Find the probability that the number is a prime. 

A\(\frac{2}{11}\)
B\(\frac{5}{11}\)
C\(\frac{6}{11}\)
D\(\frac{8}{11}\)
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Question 39
jamb 2020

 Calculate the standard deviation of the following data: 7, 8, 9, 10, 11, 12, 13 

A2
B4
C12
D17
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Question 40
jamb 2020

If N225.00 yields N27.00 in x years simple interest at the rate of 4% per annum, find x. 

A3
B4
C12
D17
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Question 41
jamb 2020

Find the equation of the line through the points (5, 7) parallel to the line 7x + 5y = 12.

A5x + 7y = 120
B7x + 5y = 70
Cx + y = 7
D15x + 17y = 90
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Question 42
jamb 2020

Find the gradient of the line passing through the points (-2, 0) and (0, -4) 

A2
B-4
C-2
D4
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Question 43
jamb 2020

In this fiqure, PQ = PR = PS and SRT = 68\(^o\). Find QPS 

A136\(^o\)
B124\(^o\)
C112\(^o\)
D68\(^o\)
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Question 44
jamb 2020

A crate of soft drinks contains 10 bottle of Coca-Cola 8 of Fanta and 6 of Sprite. If one bottle is selected at random, what is the probability that it is Not a Coca-Cola bottle? 

A\(\frac{5}{12}\)
B\(\frac{1}{3}\)
C\(\frac{3}{4}\)
D\(\frac{7}{12}\)
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Question 45
jamb 2020

What is the product of \(\frac{27}{5}\), \((3)^{-3}\) and (\(\frac{1}{5})^{-1}\)?

A5
B3
C1
D\(\frac{1}{25}\)
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Question 46
jamb 2020

The angle of a sector of a circle radius 10.5 cm is 48\(^o\). Calculate the perimeter of the sector.

A25.4cm
B25.4cm
C25.6cm
D29.8cm
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Question 47
jamb 2020

In preparing rice cutlets, a cook used 75g of rice, 40g of margarine, 105g of meat and 20g of bread crumbs. Find the angle of the sector which represent meat in a pie chart? 

A30\(^o\)
B60\(^o\)
C112.5\(^o\)
D157.5\(^o\)
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Question 48
jamb 2020

Simplify \(\frac{324 - 4x^2}{2x + 18}\) 

A2(x - 9)
B2(9 + x)
C81 - x\(^2\)
D-2(x - 9)
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Question 49
jamb 2020

If log\(_{10}\)2 = 0.3010 and log\(_{10}\)3 = 0.4771, eventually without using the logarithm tables, log\(_{10}\)4.5

A0.3010
B0.4771
C0.6532
D0.9542
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Question 50
jamb 2020

In a class of 150 students, the sector in a pie chart representing the students offering physics has angle 12\(^o\). How many students are offering physics? 

A18
B15
C10
D5
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