Examples in Algebra for Senior Classes, EtcC.F. Hodgson & son, 1864 - 168 pages |
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a+b+c a²x a²x² annum arithmetic mean arithmetic series arithmetical progression bushels cask cent cistern coefficients common difference compound interest Continued fractions cost cube digits distance divided equal Find a number Find the number Find the square Find the sum Find the value following equations four numbers gallons geometric series geometrical progression guineas harmonic harmonic means harmonic series horse integer less miles an hour minutes multiplied nth term number of combinations number of permutations number of terms number of variations numbers in arithmetic oxen person proportion quantity quotient ratio remainder Required the number scale sheep shew shillings Show square number square root third three numbers travelled wheat whole number x²y x²y² yards ах
Popular passages
Page 72 - A vintner draws a certain quantity of wine out of a full vessel that holds 256 gallons ; and then filling the vessel with water, draws off the same quantity of liquor as before, and so on for four draughts, when there were only 81 gallons of pure wine left.
Page 70 - What number is that, which, being divided by the product of its digits, the quotient is 3 ; and if 18 be added to it, the digits will be inverted ? Ans.
Page 70 - A detachment of soldiers from a regiment being ordered to march on a particular service, each company furnished four times as many men as there were companies in the...
Page 78 - The fore wheel of a carriage makes 6 revolutions more than the hind wheel in going 120 yards ; but if the periphery of each wheel be increased one yard, it will make only 4 revolutions more than the hind wheel in the same space. Required the circumference of each.
Page 76 - There was a cask containing 20 gallons of brandy ; a certain quantity of this was drawn off into another cask of equal size, and this last filled with water, and afterwards the first cask was filled with the mixture. It now appears that if 6§ gallons of the mixture be drawn off from the first into the second cask, there will be equal quantities of brandy in each.
Page 69 - There is a field in the form of a rectangular parallelogram, whose length exceeds the breadth by 16 yards; and it contains 960 square yards. Required the length and breadth. Ans. 40, and 24 yards. 4. A person being asked his age, answered, If you add the .square root of it to half of it, and subtract 12, there will remain nothing.
Page 86 - Find two numbers such that their sum shall be equal to the sum of their squares.
Page 75 - There are four numbers in geometrical progression, the second of which is less than the fourth by 24 ; and the sum of the extremes is to the sum of the means, as 7 to 3. What are the numbers ? Ans.
Page 75 - A traveller set out from a certain place, and went 1 mile the first day, 3 the second, 5 the next, and so on, going every day 2 miles more than he had gone the preceding day. After he had been gone three days, a second sets out, and travels 12 miles the first day, 13 the second, and so on. In how many days will the second overtake the first ? Ans. In 2, and 9 days.
Page 62 - ... of their loads, which were in the ratio of 6 to 7, being taken out, their weights were then found to be in the ratio of 2 to 3, and the sum of their weights was then 10 tons; what were their weights at first? Ans. 16 and 20 tons.