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Mathematics Past Questions

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98 questions JAMB 2359 WAEC 1853 NECO 179 POST_UTME 6 CUSTOM 10

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98 questions

Question 1 of 20 98 total questions

Question 31

jamb 2010

The interior angles of a quadrilateral are (x + 15)°, (2x - 45)°, ( x - 30)° and (x + 10)°. Find the value of the least interior angle.

A112^o

B102^o

C82^o

D52^o

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Question 32

jamb 2010

If P = \(\begin{pmatrix} 2 & -3 \\ 1 & 1 \end{pmatrix}\) , what is P\(^-1\)

A\(\begin{pmatrix} -{\frac{1}{5}} & -{\frac{3}{5}} \\ -{\frac{1}{5}} & -{\frac{2}{5}} \end{pmatrix}\)

B\(\begin{pmatrix} {\frac{1}{5}} & {\frac{3}{5}} \\ {\frac{1}{5}} & {\frac{2}{5}} \end{pmatrix}\)

C\(\begin{pmatrix} -{\frac{1}{5}} & {\frac{3}{5}} \\ -{\frac{1}{5}} & {\frac{2}{5}} \end{pmatrix}\)

D\(\begin{pmatrix} {\frac{1}{5}} & {\frac{3}{5}} \\ -{\frac{1}{5}} & {\frac{2}{5}} \end{pmatrix}\)

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Question 33

jamb 2010

Evaluate \(\begin{vmatrix} 2 & 0 & 5 \\ 4 & 6 & 3 \\ 8 & 9 & 1 \end{vmatrix}\)

A5y - 2x -18 = 0

B102

C-102

D-42

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Question 34

jamb 2010

Find the sum to infinity of the following series. 0.5 + 0.05 + 0.005 + 0.0005 + .....

A\(\frac{5}{8}\)

B\(\frac{5}{7}\)

C\(\frac{5}{11}\)

D\(\frac{5}{9}\)

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Question 35

jamb 2010

Solve the inequalities -6 \(\leq\) 4 - 2x < 5 - x

A-1 < x < 5

B-1 < x \(\leq\) 5

C-1 \(\leq\) x \(\leq\) 6

D-1 \(\leq\) x < 6

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Question 36

jamb 2010

For what range of values of x is \(\frac{1}{2}\)x + \(\frac{1}{4}\) > \(\frac{1}{3}\)x + \(\frac{1}{2}\)?

Ax < \(\frac{3}{2}\)

Bx > \(\frac{3}{2}\)

Cx < -\(\frac{3}{2}\)

Dx > -\(\frac{3}{2}\)

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Question 37

jamb 2010

If x is inversely proportional to y and x = 2\(\frac{1}{2}\) when y = 2, find x if y = 4

C1\(\frac{1}{4}\)

D2\(\frac{1}{4}\)

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Question 38

jamb 2010

Solve for x and y if x - y = 2 and x\(^2\) - y\(^2\) = 8

A(-1, 3)

B(3, 1)

C(-3, 1)

D(1, 3)

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Question 39

jamb 2010

If 9x\(^2\) + 6xy + 4y\(^2\) is a factor of 27x\(^3\) - 8y\(^3\), find the other factor.

A2y + 3x

B2y - 3x

C3x + 2y

D3x - 2y

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Question 40

jamb 2010

Make Q the subject of formula if p = \(\frac{M}{5}\)(X + Q) + 1

A\(\frac{5P - MX + 5}{M}\)

B\(\frac{5P - MX - 5}{M}\)

C\(\frac{5P + MX + 5}{M}\)

D\(\frac{5P + MX - 5}{M}\)

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Question 41

jamb 2010

Find the equation of a line parallel to y = -4x + 2 passing through (2,3)

Ay + 4x + 11 = 0

By - 4x - 11 = 0

Cy + 4x - 11 = 0

Dy - 4x + 11 = 0

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Question 42

jamb 2010

At what value of X does the function y = -3 - 2x + X2 attain a minimum value?

A-1

B14

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Question 43

jamb 2010

The 3rd term of an arithmetic progression is -9 and the 7th term is -29. Find the 10th term of the progression

A-44

B-165

C165

D44

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Question 44

jamb 2010

If p : q = \(\frac{2}{3}\) : \(\frac{5}{6}\) and q : r = \(\frac{3}{4}\) : \(\frac{1}{2}\), find p : q : r

A12 : 15 : 10

B12 : 15 : 16

C10 : 15 : 24

D9 : 10 : 15

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Question 45

jamb 2010

At what rate will the interest on N400 increases to N24 in 3 years reckoning in simple interest?

A3%

B2%

C5%

D4%

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Question 46

jamb 2010

A student measures a piece of rope and found that it was 1.26m long. If the actual length of the rope was 1.25m, what was the percentage error in the measurement?

A0.25%

B0.01%

C0.80%

D0.40%

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Question 47

jamb 2010

Simplify (\(\frac{3}{4}\) of \(\frac{4}{9}\) \(\div\) 9\(\frac{1}{2}\)) \(\div\) 1\(\frac{5}{19}\)

A\(\frac{1}{5}\)

B\(\frac{1}{4}\)

C\(\frac{1}{36}\)

D\(\frac{1}{25}\)

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Question 48

jamb 2010

Find r, if 6r7\(_8\) = 511\(_9\)

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Question 49

jamb 2010

Marks	1	2	3	4	5
Frequency	2	2	8	4	4

The table above show the marks obtained in a given test.
Find the mean mark

A3.1

B3.0

C3.2

D3.3

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Question 50

jamb 2010

Marks	1	2	3	4	5
Frequency	2	2	8	4	4

The table above show the marks obtained in a given test.
How many student took the test?

A16

B13

C20

D15

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