How many four digit numbers greater than 3000 can be formed from the digits 2, 3, 4, 5 and 6 if the digits may not be repeated in the same numeral?
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Find the probability of forming a four digit number greater than 3000, if digits may not be repeated in the same numeral.
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A boy has five different flags. In how many ways can he fly them one above the other?
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A girl has two jackets, four nice blouses, and three pairs of good shoes. How many different outfits, consisting of a jacket, blouse, and a pair of shoes, can she make out of these?
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In a class of thirty pupils, one prize is awarded for English, another for Kiswahili, and a third for Mathematics. In how many ways can the winners be chosen?
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A two-digit numeral is written using the digits {2,3,4,5,6}. What is the chance that a numeral written is less than 40 if a digit may not be repeated?
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How many even numbers greater than 2000 can be formed with the digits 1, 2, 4 and 8 if each digit may be used only once?
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How many arrangements are there of the letters of the word “SOLOPAGA”?
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What value of t will make the line passing through the points A(-5,t) and B(1,2) perpendicular to the line passing through points C(-1,-2) and D(5,1)?
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Line L is perpendicular to the line joining the points (-3,2) and (5,6). If it passes through the point of intersection of the lines 2x − y = 1 and 3x + 3y − 6 = 0, determine the equations of line L.
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