In the diagram, the value of x + y = 220°. Find the value of n
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2014
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
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2014
The bar chart shows the scores of some students in a test. How many students took the test?
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2014
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, would be the height of the same quantity of water in Q?
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2014
In what modulus is it true that 9 + 8 = 5?
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2014
Find the number of terms in the Arithmetic Progression (A.P): 2, -9, -20,... -141.
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2014
Each exterior angle of a polygon is 30°. Calculate the sum of the interior angles
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2014
The probability of an event P happening is \(\frac{1}{5}\) and that of events are independent, what is the probability that neither of them happens?
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2014
If log 5.957 = 0.7750, find log \(\sqrt[3]{0.0005957}\)
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2014
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
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2014
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?
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2014
In parallelogram PQRS, QR is produced to M such that |QR| = |RM|. What fraction of the area of PQMS is the area of PRMS?
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2014
A chord subtends an angle of 120° at the centre of a circle of radius 3.5cm. Find the perimeter of the minor sector containing the chord, [Take \(\pi = \frac{22}{7}\)]
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2014
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.
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2014
Subtract \(\frac{1}{2}\)(a - b - c) from the sum of \(\frac{1}{2}\)(a - b + c) and \(\frac{1}{2}\)(a + b - c)
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2014
If \(\frac{2}{x - 3} - \frac{3}{x - 2}\) is equal to \(\frac{p}{(x - 3)(x - 2)}\), find p