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The graph given is for the relation y = 2x\(^2\) + x - 1. What are the coordinates of the point S?
A(1, 0.2)
B(1, 0.4)
C(1, 2.0)
D(1, 40)
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Question 592
waec2014
In the diagram, ST is parallel to UW, < WVT = xo, < VUT = yo, < RSV = 45o and < VTU = 20o. Calculate the value of y
A20
B25
C45
D65
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Question 593
waec2014
In the diagram, ST is parallel to UW, < WVT = xo, < VUT = yo, < RSV = 45o and < VTU = 20o. Find the value of x
A20
B45
C65
D135
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Question 594
waec2014
In the diagram, PQR is a straight line, (m + n) = 120o and (n + r) = 100o. Find (m + r)
A110o
B120o
C140o
D160o
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Question 595
waec2014
In the diagram, PQR is straight line, ( m + n) = 120o and ( n + r) = 100o. Find (m + r).
A110o
B120o
C140o
D160o
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Question 596
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In the diagram, the value of x + y = 220o. Find the value of n
A20o
B40o
C60o
D80o
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Question 597
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The bar chart shows the scores of some students in a test. If one students is selected at random, find the probability that he/she scored at most 2 marks
A\(\frac{11}{18}\)
B\(\frac{11}{20}\)
C\(\frac{7}{22}\)
D\(\frac{5}{19}\)
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Question 598
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The bar chart shows the scores of some students in a test. How many students took the test?
A18
B19
C20
D22
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Question 599
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The radii of the base of two cylindrical tins, P and Q are r and 2r respectively. If the water level in p is 10cm high, what would be the height of the same quantity of water in Q?
A2.5cm
B5.0cm
C7.5cm
D20.0cm
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Question 600
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In what modulus is it true that 9 + 8 = 5?
Amod 10
Bmod 11
Cmod 12
Dmod 13
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Question 601
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Find the number of term in the Arithmetic Progression(A.P) 2, -9, -20,...-141.
A11
B12
C13
D14
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Question 602
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Each exterior angle of a polygon is 30o. Calculate the sum of the interior angles
A540o
B720o
C1080o
D1800o
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Question 603
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The probability of an event P happening is \(\frac{1}{5}\) and that of event Q is \(\frac{1}{4}\). If the events are independent, what is the probability that neither of them happens?
A\(\frac{4}{5}\)
B\(\frac{3}{4}\)
C\(\frac{3}{5}\)
D\(\frac{1}{20}\)
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Question 604
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If log 5.957 = 0.7750, find log \(3 \sqrt{0.0005957}\)
A\(\overline{4}\).1986
B\(\overline{2}\).9250
C\(\overline{1}\).5917
D\(\overline{1}\).075
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Question 605
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If a number is selected at random from each of the sets p = {1, 2, 3} and Q = {2, 3, 5}, find the probability that the sum of the numbers is prime
A\(\frac{5}{9}\)
B\(\frac{4}{9}\)
C\(\frac{1}{3}\)
D\(\frac{2}{9}\)
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Question 606
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In a cumulative frequency graph, the lower quartile is 18 years while the 60th percentile is 48 years. What percentage of the distribution is at most 18 years or greater than 48 years?
A15%
B35%
C65%
D85%
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Question 607
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In parallelogram PQRS, QR is produced to M such that |QR| = |RM|. What fraction of the area of PQMS is the area of PRMS?
A\(\frac{1}{4}\)
B\(\frac{1}{3}\)
C\(\frac{2}{3}\)
D\(\frac{3}{4}\)
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Question 608
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A chord subtends an angle of 120o at the centre of a circle of radius 3.5cm. Find the perimeter of the minor sector containing the chord, [Take \(\pi = \frac{22}{7}\)]
A14\(\frac{1}{3}\)cm
B12\(\frac{5}{6}\)cm
C8\(\frac{1}{7}\)cm
D7\(\frac{1}{3}\)cm
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Question 609
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A man's eye level is 1.7m above the horizontal ground and 13m from a vertical pole. If the pole is 8.3m high, calculate, correct to the nearest degree, the angle of elevation of the top of the pole from his eyes.
A33o
B32o
C27o
D26o
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Question 610
waec2014
Subtract \(\frac{1}{2}\)(a - b - c) from the sum of \(\frac{1}{2}\)(a - b + c) and \(\frac{1}{2}\)
(a + b - c)
