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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

Question 1 of 20 4,407 total questions

Question 741

waec 2011

If 27^x = 9^y. Find the value of \(\frac{x}{y}\)

A\(\frac{1}{3}\)

B\(\frac{2}{3}\)

C1\(\frac{1}{2}\)

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Question 742

waec 2011

in a quiz competition, a student answers n questions correctly and was given D(n + 50) for each question correctly answered. If he gets D600.00 altogether, how many questions did he answer correctly?

A18

B15

C12

D10

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Question 743

waec 2011

John pours 96 litres of red oil into a rectangular container with length 220cm and breadth 40cm. Calculate, correct to the nearest cm, the height of the oil in the container

A11cm

B18cm

C21cm

D34cm

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Question 744

waec 2011

John pours 96 litres of red oil into a rectangular container with length 220cm and breadth 40cm. Calculate, correct to the nearest cm, the height of the oil in the container

A11cm

B18cm

C21cm

D34cm

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Question 745

waec 2011

A rectangular garden measures 18.6m by 12.5m. Calculate, correct to three significant figures, the area of the garden

A230m²

B231m²

C232m²

D233m²

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Question 746

waec 2011

The perpendicular bisectors of the sides of an acute-angled triangle are drawn. Which of these statements is correct? They intersect

Aon one of the vertices

Bat a midpoint of a side

Cinside the triangle

Doutside the triangle

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Question 747

waec 2011

Find the smaller value of x that satisfies the equation x\(^2\) + 7x + 10 = 0

A-5

B-2

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Question 748

waec 2011

Simplify 1\(\frac{3}{4} - (2 \frac{1}{3} + 4)\)

A3\(\frac{5}{12}\)

B2\(\frac{7}{12}\)

C-4 \(\frac{7}{12}\)

D-5 \(\frac{7}{12}\)

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Question 749

waec 2011

What must be added to (2x - 3y) to get (x - 2y)?

A5y - x

By - x

Cx - 5x

Dx - y

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Question 750

waec 2011

Given that n(p) = 19, m(P \(\cup\) Q) = 38 and n(P \(\cap\) Q) = 7, Find n(C)

A26

B31

C36

D50

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Question 751

waec 2011

G varies directly as the square of H, If G is 4 when H is 3, find H when G = 100

A15

B25

C75

D225

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Question 752

waec 2011

If \(\sqrt{72} + \sqrt{32} - 3 \sqrt{18} = x \sqrt{8}\), Find the value of x

B\(\frac{3}{4}\)

C\(\frac{1}{2}\)

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

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Question 753

waec 2011

Simplify \(\frac{m}{n} + \frac{(m - 1)}{5n} = \frac{(m - 2)}{10n}\) where n \(\neq\) 0

A\(\frac{m - 3}{10n}\)

B\(\frac{11m}{10n}\)

C\(\frac{m + 1}{10n}\)

D\(\frac{11m + 4}{10n}\)

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Question 754

waec 2011

The graph represents the relation y = x^o2 - 3x - 3. Find the value of x for which x² - 3x = 7

A-1.55, 4.44

B1.55, -4.55

C-1.55, -4.55

D1.55, 4.55

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Question 755

waec 2011

Factorize the expression: am + bn - an - bm

A(a - b)(m + n)

B(a - b)(m - n)

C(a + b)(m - n)

D(a + b)(m + n)

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Question 756

waec 2011

What is the value of 3 in the number 42.7531?

A\(\frac{3}{10000}\)

B\(\frac{3}{1000}\)

C\(\frac{3}{100}\)

D\(\frac{1}{10}\)

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Question 757

waec 2011

The height of a cylinder is equal to its radius. If the volume is 0.216 \(\pi m^3\) Calculate the radius.

A0.46m

B0.60m

C0.87m

D1.80m

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Question 758

waec 2011

The height of a cylinder is equal to its radius. If the volume is 0.216 \(\pi\) m\(^3\). Calculate the radius.

A0.46m

B0.60m

C0.87m

D1.80m

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Question 759

waec 2011

What is the value of 3 in the number 42.7531?

A\(\frac{3}{10000}\)

B\(\frac{3}{1000}\)

C\(\frac{3}{100}\)

D\(\frac{1}{10}\)

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Question 760

waec 2011

The length of a piece of stick is 1.75m. A girl measured it as 1.80m. Find the percentage error

A\(\frac{28}{7}\)%

B\(\frac{29}{7}\)%

C5%

D\(\frac{20}{7}\)%

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