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Mathematics Past Questions

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4,407 questions JAMB 2359 WAEC 1853 NECO 179 POST_UTME 6 CUSTOM 10

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4,407 questions

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Question 851

waec 2009

Arrange the following numbers in descending orders of magnitude: 22_three, 34_five, 21_six

A21_six, 22_three, 34_five,

B21_six, 34_five, 22_three

C22_three, 34_five, 21_six

D34_five, 21_six, 22_three

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Question 852

waec 2009

If log 2 = x, log 3 = y and log 7 = z, find, in terms of x, y and z, the value of log ($\frac{28}{3}$)

A2x + y - z

B2x + z - y

Cx + y - 2x

Dx + x - y

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Question 853

waec 2009

In a particular year, the exchange rate of naira (N) varies directly with the Dollars{$}. If N1122 is equivalent to $8, find the Naira equivalent of $36

AN8976

BN5049

CN140.25

DN31.17

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Question 854

waec 2009

Simplify: (3$\frac{1}{2} + 4\frac{1}{3}) \div (\frac{5}{6} - \frac{2}{3}$)

A1$\frac{1}{4}$

B8$\frac{1}{2}$

C35

D47

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Question 855

jamb 2009

Solve $5^{2(x - 1)} \times 5^{x + 1} = 0.04$

A$\frac{1}{3}$

B$\frac{1}{4}$

C$-\frac{1}{5}$

D$-\frac{1}{3}$

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Question 856

jamb 2009

Subtract 16418$_9$ from 18630$_9$.

A1121$_9$

B2112$_9$

C2113$_9$

D2211$_9$

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Question 857

jamb 2009

The cumulative frequency curve above shows the distribution of the scores of 50 students in an examination. Find the 36th percentile scores?

A18%

B28%

C36%

D50%

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Question 858

jamb 2009

The histogram above represents the number of candidates that sat for Mathematics examination in a school. How many candidate scored more than 50 marks?

A80

B95

C100

D115

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Question 859

jamb 2009

What value of x will make the function x(4 - x) a maximum?

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Question 860

jamb 2009

Marks	2	3	4	5	6	7	8	9
No. of students	3	4	1	0	4	5	2	1

The table above shows the distribution of marks of students in a test. Find the probability of passing the test if the pass mark is 5?

A$\frac{3}{5}$

B$\frac{2}{5}$

C$\frac{7}{20}$

D$\frac{1}{5}$

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Question 861

jamb 2009

In how many ways can 9 people be seated if 3 chairs are available?

A720

B504

C336

D210

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Question 862

jamb 2009

In how many ways can a delegation of 3 be chosen from 5 men and 3 women. If at least 1 man and 1 woman must be included?

A15

B28

C30

D45

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Question 863

jamb 2009

What is the mean deviation of x, 2x, x+1 and 3x. If their mean is 2?

A0.5

B1.0

C1.5

D2.0

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Question 864

jamb 2009

5, 8, 6 and k occur with frequency 3, 2, 4, and 1 respectively and have a mean of 5.7. Find the value of k?

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Question 865

jamb 2009

The probability of a student passing any examination is 2/3. If the students takes three examination, what is the probability that he will not pass any of them?

A²/₃

B⁴/₉

C⁸/₂₇

D¹/₂₇

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Question 866

jamb 2009

The pie chart above represents 400 fruits on display in a grocery store. How many apples are in the store?

A45

B50

C60

D75

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Question 867

jamb 2009

No. of Days	1	2	3	4	5	6
No. of students	20	2x	60	40	x	50

The distribution above shows the number of days a group of 260 students were absent from school in a particular term. How many students were absent for at least four days in the term?

A180

B120

C110

D40

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Question 868

jamb 2009

Evaluate ∫sec$^2$θ dθ?

Asec θ tan θ + k

Btan θ + k

C2sec θ + k

Dsec θ + k

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Question 869

jamb 2009

The distance traveled by a particle from a fixed point is given as s = (t$^3$ - t$^2$ - t + 5)cm. Find the minimum distance that the particle can cover from the fixed point?

A2.3 cm

B4.0 cm

C5.2 cm

D6.0 cm

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Question 870

jamb 2009

If s = (2 + 3t)(5t - 4), find ds/dt when t = $\frac{4}{5}$ secs

A0 units per sec

B15 units per sec

C22 unit per sec

D26 units per sec

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