The data below shows the number of worker?Employed in the various sections of a constructionCompany in Lagos. Carpenters 24 Labourers 27Plumbers 12 Plasterers 15Painters 9 Messengers 3Bricklayers 18If a worker is retrenc…
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1992
The data below shows the number of worker?Employed in the various sections of a constructionCompany in Lagos. Carpenters 24 Labourers 27Plumbers 12 Plasterers 15Painters 9 Messengers 3Bricklayers 18If one of the workers…
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1992
Three balls are drawn one after the other with replacement, from a bag containing 5 red, 9white and 4 blue identical balls, What is the probability that they are one red, one white and one blue?
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1992
A fair die is rolled once. What is the probability ofObtaining 4 or 6?
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1992
What is the probability of throwing a number greater than 2 with a single fair die
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1992
A number is chosen at random from the set (1 ,2,3....,9, 10). What is the probability that the numberIs greater than or equal to 7?
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1992
The table above shows the scores of 15 students in a Physics test.How many students scored at least 5?
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1992
A group of students measured a certain angle (to the nearest degree) and obtained the following results: 75o, 76o, 72o, 73o, 74o, 79o, 72o, 72o, 77o, 72o, 71o, 70o, 78o, 73o. Find the mode.
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1992
The data below shows the frequency distribution of marks scored by a group of students in a class test.Find the mean mark.
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1992
The data below shows the frequency distribution of marks scored by a group of students in a class test.What is the modal score
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1992
The data above shows the frequency distribution of marks scored by a group of students in a class test.How many students took the test?
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1992
Find the median of the following set of scores:65, 72, 55, 48, 78
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1992
Points X and Y are respectively 12m North and 5m east of point Z. Calculate XY
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1992
A ladder leans against a vertical wall at an angle of 60° to the wall. If the foot of the ladder is 5 metres away from the wall, calculate the length of the ladder.
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1992
The value of sin 210o is
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1992
Sin 60o has the same value as I. Sin 120o II. cos 240o III. -sin 150o IV. cos 210o V. sin 240o
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1992
In the diagram above, PQT is an isosceles triangle.|PQ| = |QT|, ∠SRQ = 75o,∠QPT = 25o and PQR is straight line. Find ∠RST.
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1992
A regular polygon has each of its exterior angles as 18o. How many sides has the polygon
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1992
Find the value of t in the diagram above.
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1992
The angles marked in the diagram above are measured in degrees. Find x.