Mathematics Past Questions

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

45 questions
Question 1 of 20 45 total questions
Question 1
waec 2015
In the diagram, \(\bar{OX}\) bisects < YXZ and \(\bar{OZ}\) bisects < YZX. If < XYZ = 68o, calculate the value of < XOZ
A68o
B72o
C112o
D124o
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Question 2
waec 2015
In a circle radius rcm, a chord 16\(\sqrt{3}cm\) long is 10cmfrom the centre of the circle. Find, correct to the nearest cm, the value of r
A22cm
B17cm
C16cm
D15cm
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Question 3
waec 2015
A letter is selected from the letters of the English alphabet. What is the probability that the letter selected is from the word MATHEMATICS?
A\(\frac{9}{13}\)
B\(\frac{11}{26}\)
C\(\frac{4}{13}\)
D\(\frac{1}{26}\)
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Question 4
waec 2015
Two angles of a pentagon are in the ratio 2:3. The others are 60o each. Calculate the smaller of the two angles
A72o
B100o
C120o
D144o
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Question 5
waec 2015
In the diagram, the shaded part is carpet laid in a room with dimensions 3.5m by 2.2m leaving a margin of 0.5m round it. Find area of the margin
A4.7m2
B4.9m2
C5.7m2
D5.9m2
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Question 6
waec 2015
Calculate the mean deviation of 5, 3, 0, 7, 2, 1
A0.0
B2.0
C2.5
D3.0
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Question 7
waec 2015

Find the value of p if \(\frac{1}{4}\)p + 3q = 10 and 2p - \(\frac{1}{3}\)q = 7

A4
B3
C-3
D-4
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Question 8
waec 2015

Describe the shaded portion in the diagram

AP' \(\cap\) Q \(\cap\) R'
B(P' \(\cap\) R)' \(\cap\) R
CP' \(\cap\) Q \(\cap\) R
D(P \(\cap\) Q)' \(\cap\) R
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Question 9
waec 2015

A trader bought 100 oranges at 5 for N40.00 and sold them at 20 for N120.00. Find the profit or loss percent

A20% profit
B20% loss
C25% profit
D25% loss
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Question 10
waec 2015
The rate of consumption of petrol by a vehicle varies directly as the square of the distance covered. If 4 litres of petrol is consumed on a distance of 15km. how far would the vehicle go on 9 litres of petrol?
A22\(\frac{1}{2}\)km
B30km
C33\(\frac{1}{2}\)km
D45km
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Question 11
waec 2015
A farmer uses \(\frac{2}{5}\) of his land to grow cassava, \(\frac{1}{3}\) of the remaining for yam and the rest for maize. Find the part of the land used for maize
A\(\frac{2}{15}\)
B\(\frac{2}{5}\)
C\(\frac{2}{3}\)
D\(\frac{4}{5}\)
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Question 12
waec 2015

Simplify: \(\frac{3x - y}{xy} - \frac{2x + 3y}{2xy} + \frac{1}{2}\)

A\(\frac{4x + 5y - xy}{2xy}\)
B\(\frac{5y - 4x + xy}{2xy}\)
C\(\frac{5x + 4y - xy}{2xy}\)
D\(\frac{4x - 5y + xy}{2xy}\)
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Question 13
waec 2015

The area of a rhombus is 110 cm\(^2\). If the diagonals are 20 cm and (2x + 1) cm long, find the value of x.

A5.0
B4.0
C3.0
D2.5
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Question 14
waec 2015
Which of the following is used to determine the mode of a grouped data?
ABar chart
BFrequency polygon
COgive
DHistogram
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Question 15
waec 2015
Make K the subject of the relation T = \(\sqrt{\frac{TK - H}{K - H}}\)
AK = \(\frac{H(T^2 - 1)}{T^2 - T}\)
BK = \(\frac{HT}{(T - 1)^2}\)
CK = \(\frac{H(T^2 + 1)}{T}\)
DK = \(\frac{H(T - 1)}{T}\)
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Question 16
waec 2015

In the given diagram, \(\bar{QT}\) and \(\bar{PR}\) are straight lines, < ROS = (3n - 20), < SOT = n, < POL = m and < QOL is a right angle. Find the value of n.

A35o
B40o
C55o
D60o
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Question 17
waec 2015

If \(\frac{\sqrt{2} + \sqrt{3}}{\sqrt{3}}\) is simplified as m + n\(\sqrt{6}\), find the value of (m + n)

A\(\frac{1}{3}\)
B\(\frac{2}{3}\)
C1\(\frac{1}{3}\)
D1\(\frac{2}{3}\)
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Question 18
waec 2015

Tom will be 25 years old in n years' time. If he is 5 years younger than Bade, find Bade's present age.

A(30 - n)years
B(20 - n)years
C(25 - n)years
D(30 + n)years
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Question 19
waec 2015
In the diagram, VW//YZ, |WX| = 6cm, |XY| = 16cm, |YZ| = 20cm and |ZX| = 12cm. Calculate |VX|
A3cm
B4cm
C6cm
D8cm
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Question 20
waec 2015

The probability that kebba, Ebou and Omar will hit a target are \(\frac{2}{3}\), \(\frac{3}{4}\) and \(\frac{4}{5}\) respectively. Find the probability that only Kebba will hit the target.

A\(\frac{2}{5}\)
B\(\frac{7}{60}\)
C\(\frac{1}{30}\)
D\(\frac{1}{60}\)
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