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Mathematics Past Questions

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1,853 questions JAMB 2359 WAEC 1853 NECO 179 POST_UTME 6 CUSTOM 10

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1,853 questions

Question 1 of 20 1,853 total questions

Question 911

waec 1988

In the diagram above, O is the centre of the circle through points L, M and N, if ∠MLN = 74o and ∠MNL = 39o, calculate ∠LON.

A67^o

B100^o

C113^o

D126^o

E134^o

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Question 912

waec 1988

A cone is made from a sector of circle of radius 14cm and angle of 90^o. What is the area of the curved surface of the cone? (Take x = 22/7)

A22cm²

B38.5cm²

C77cm²

D154cm²

E308cm²

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Question 913

waec 1988

Which of the regions P, Q, R, S and T satisfies the following 0 < y < 1, y < x + 2, x < 0

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Question 914

waec 1988

Abidjan is 4^o west of Accra and on the same circle of latitude. If the radius of this circle of latitude is 6370km, how far is Abidjan west of Accra, correct to the nearest kilometer? [Take π = 22/7]

A222km

B445km

C890km

D5005km

E10010km

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Question 915

waec 1988

IN the diagram above, LK/PQ, reflex angle KLM = 241° and ∠QPM = 89°. What is the value of ∠LMP?

A30^o

B61^o

C89^o

D119^o

E150^o

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Question 916

waec 1988

Which of the following is a correct method for constructing an angle of 60^o at Q?

AI only

BII only

CIII only

DI and II only

EII and III only

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Question 917

waec 1988

Factorize 5y\(^2\) + 2ay - 3a\(^2\)

A(5y - a) (y + 3a)

B(5y + a) (y - 3a)

C5y² + a (2y - 3a)

D(y - a) (5y + 3a)

E(y + a) (5y - 3a)

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Question 918

waec 1988

In the diagram above, O is the center of the circle, BOC is a diameter and angle ADC is 37o
What is ACB?

A147^o

B127^o

C65^o

D53^o

E37^o

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Question 919

waec 1988

Find the product xy if, x, 3/2, 6/7, y are in G.P

A24/49

B4/7

C9/7

D7/4

E21/8

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Question 920

waec 1988

Evaluate log₁₀6 + log₁₀45 - log₁₀27 without using logarithm tables

C1.1738

D1.3802

E10

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Question 921

waec 1988

A water tank is made with a right-angled trapezium - shaped vertical cross-section so that when it is placed on sloping ground the top of the tank is level. The dimension are given in the diagram above
By what number will you multiply your answer in 22 above to determine the capacity of the tank in liters?

A1/10

C10

D100

E1000

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Question 922

waec 1988

A water tank is made with a right-angled trapezium - shaped vertical cross-section so that when it is placed on sloping ground the top of the tank is level. The dimension are given in the diagram above
If the tank is completely filled with water, how many cubic metres can it hold?

A66m³

B84m³

C132m³

D168m³

E264m³

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Question 923

waec 1988

What is the probability of having an odd number in a single toss of a fair die?

A1/6

B1/3

C1/2

D2/3

E5/6

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Question 924

waec 1988

A sales girl gave a change of N1.15 to a customer instead of N1.25. Calculate her percentage error

A10%

B7%

C8.0%

D2.4%

E10%

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Question 925

waec 1988

Find the quadratic equation whose roots are x = -2 or x = 7

Ax² + 2x - 7 = 0

Bx² - 2x + 7 = 0

Cx² + 5 +14 = 0

Dx² - 5x - 14 = 0

Ex² + 5x - 14 = 0

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Question 926

waec 1988

Calculate the value of x in the diagram above

A18^o

B30^o

C40^o

D60^o

E15°

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Question 927

waec 1988

A student told to draw the graph of y = x² + 4x - 6. He is then told to draw a liner graph on the same axis such that the intersection of the two graphs will give the solutions to the equation x² + 4x - 7 = 0, What is the equation of the linear graph he needs to draw?

Ax = 1

Bx = -1

Cy = 1

Dy = -1

Ex + y = 1

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Question 928

waec 1988

Simplify (27^1/3)²

A4¹/₂

D18

E81

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Question 929

waec 1988

If sinθ = 3/5 find tanθ for 0 < θ < 90^o

A4\5

B3\4

C5\8

D1\2

E3\8

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Question 930

waec 1988

Points P and Q are respectively 24m north and 7m east of point R. What is the bearing of Q from P to the nearest whole degree?

A16^o

B17^o

C73^o

D106^o

E164^o

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