The Young Arithmetician and Algebraist's Companion: In Two Parts. The First Contains Arithmetic, Vulgar and Decimal; with Variety of Examples to Explain Each Rule: and the Method of Squaring Dimensions, Called Cross Multiplication; Extraction of the Square and Cube Roots; with Their Application to Use. The Second Part Algebra ... with the Solution to Upwards of One Hundred and Twenty Numerical and Geometrical Questions ...
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Σελίδα 198 - If you take away 5 from my years, and divide the remainder by 8, the quotient will be $ of your age; but if you add 2 to your age, and multiply the whole by 3, and then subtract 7 from the product, you will have the number of the years of my age. What was the age of the father and son ? Ans., 53 and 18.
Σελίδα 217 - A man buys 123 pounds of pepper, and as many of ginger; and received for a crown one pound of ginger more than of pepper; fo that the whole price of the pepper came to 6 crowns more than the price of the ranger : how many pounds of each did he buy for a crown?
Σελίδα 50 - If 4 men can do a piece of work in 12 days, in how many days can 3 men do the same work ? 26.
Σελίδα 211 - ... was over, they had taken between them 42 crowns : How many ells did each of them fell for a crown ? 80.
Σελίδα 112 - As in.the fquare root, fo here, I will fhew you how to find the cube root of an irrational number near, without the ufe of decimal fractions, and it is thus; After you have found the integral part of your root, to the treble thereof add unity, and that fum added to the fquare of the faid root tripled, is the denominator, to which the remainder is numerator; fo the cube root of 282 will be found to be 6...
Σελίδα 144 - Index can be divided by the Index of the Root required, the Quotient will be the Index of the Root fought. Thus, if the Cube Root of aaaaaa, viz.
Σελίδα 217 - ... that the whole price of the pepper came to 6 crowns more than the price of the ginger : How many pounds of each did he buy for a crown I 87.
Σελίδα 197 - Number propofed). 29. If a Man gains 30 Crowns a Week : How much muft he fpend a Week to have 500 Crowns, together with the Expence of four Weeks, remaining at the Year's End ? 30.
Σελίδα 171 - ... 25. It is required to divide the number 100 into two such parts, that if one third of one part be subtracted from one fourth of the other, the remainder may be 11.