Mathematics Past Questions

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

97 questions
Question 1 of 20 97 total questions
Question 11
waec 2000

Given that \(27^{(1+x)}=9,)\ find x

A-3
B\(\frac{-1}{3}\)
C\(\frac{5}{3}\)
D2
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Question 12
waec 2000

Given that x = -\(\frac{1}{2}\) and  y = 4 evaluate 3x\(^2y+xy^2\)

A-5
B-1
C4
D11
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Question 13
waec 2000

In the diagram, POS and ROT are straight lines, OPQR is a parallelogram. |OS| = |OT| and ∠OST = 50°. Calculate ∠OPQ.

A160o
B140o
C120o
D100o
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Question 14
waec 2000

If the interior angles of hexagon are 107°, 2x°, 150°, 95°, (2x-15)° and 123°, find x.

A\(57\frac{1}{2}^{\circ}\)
B\(65^{\circ}\)
C\(106^{\circ}\)
D\(120^{\circ}\)
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Question 15
waec 2000

Each side of a regular convex polygon subtends an angle of 30° at its center. Calculate each interior angle

A75o
B150o
C160o
D68o
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Question 16
waec 2000

In the diagram, PQRS is a circle center O. PQR is a diameter and ∠PRQ = 40°. Calculate ∠QSR.

A30o
B40o
C45o
D50o
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Question 17
waec 2000

Which of the following statement is not true about a rectangle? I.Each diagonal cuts the rectangle into two congruent triangles. II. A rectangle has four lines of symmetry III. The diagonals intersect at right angles

AI and II only
BIII only
CII only
DII and III only
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Question 18
waec 2000

The probabilities that Kodjo and Adoga pass an examination are \(\frac{3}{4}\) and \(\frac{3}{5}\) respectively. Find the probability of both boys failing the examination

A\(\frac{1}{10}\)
B\(\frac{3}{10}\)
C\(\frac{9}{20}\)
D\(\frac{2}{3}\)
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Question 19
waec 2000

Calculate the standard deviation of the following marks; 2, 3, 6, 2, 5, 0, 4, 2

A1.5
B1.7
C1.8
D1.9
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Question 20
waec 2000

The bar chart shows the distribution of marks scored by a group of students in a test. Use the chart to answer the question below
How many students took the test?

A38
B32
C15
D11
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Question 21
waec 2000

The bar chart shows the distribution of marks scored by a group of students in a test. Use the chart to answer the question below
How many students scored 4 marks and above?

A15
B11
C10
D17
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Question 22
waec 2000

In the diagram, AB is a vertical pole and BC is horizontal. If |AC| = 10m and |BC| = 5m, calculate the angle of depression of C from A

A63o
B60o
C45o
D27o
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Question 23
waec 2000

Which of the following bearings is equivalent to S50°W?

A040o
B130o
C220o
D230o
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Question 24
waec 2000

A tree is 8km due south of a building. Kofi is standing 8km west of the tree. Find the bearing of Kofi from the building

A315o
B270o
C225o
D135o
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Question 25
waec 2000

A tree is 8km due south of a building. Kofi is standing 8km west of the tree. How far is Kofi from the building?

A4√2km
B8km
C8√2km
D16km
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Question 26
waec 2000

A man bought a television set on hire purchase for N25,000, out of which he paid N10,000, if he is allowed to pay the balance in eight equal installments, find the value of each installment.

AN1250
BN1578
CN1875
DN3125
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Question 27
waec 2000

A car moves at an average speed of 30kmh\(^{-1}\), how long does it take to cover 200 meters?

A2.4 sec
B24 sec
C144 sec
D240 sec
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Question 28
waec 2000

Given that the logarithm of a number is \(\bar{1}.8732\), find, correct to 2 significant figures the square root of the number.

A0.29
B0.75
C0.86
D0.93
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Question 29
waec 2000

Given that \(log_4 x = -3\), find x.

A\(\frac{1}{81}\)
B\(\frac{1}{64}\)
C64
D81
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Question 30
waec 2000

The ages of three men are in the ratio 3:4:5. If the difference between the ages of the oldest and youngest is 18 years, find the sum of the ages of the three men

A45 years
B72 years
C108 years
D216 years
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