A Mental Arithmetic, on the Inductive Plan: Being an Advanced IntellectuaL Course, Designed for Common Schools and AcademiesLeach, Shewell and Sanborn, 1879 - 180 σελίδες |
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Σελίδα 36
... acres of land can be bought , at the rate of 17 dollars an acre ? 44. If one man can do a piece of work in 27 days , how many men will be required to do the same work in 3 days ? 45. In how many days will 5 men reap a field , if 40 men ...
... acres of land can be bought , at the rate of 17 dollars an acre ? 44. If one man can do a piece of work in 27 days , how many men will be required to do the same work in 3 days ? 45. In how many days will 5 men reap a field , if 40 men ...
Σελίδα 57
... acres ? 6. How many acres in 8 roods ? In 24 roods ? In 60 roods ? In 50 roods ? 7. How many acres in 1 square mile ? 8 . How many square rods in a field 12 rods long and 9 rods wide ? 9. At 5 dollars for 1 square rod , what cost 1 acre ...
... acres ? 6. How many acres in 8 roods ? In 24 roods ? In 60 roods ? In 50 roods ? 7. How many acres in 1 square mile ? 8 . How many square rods in a field 12 rods long and 9 rods wide ? 9. At 5 dollars for 1 square rod , what cost 1 acre ...
Σελίδα 82
... acre of land to one man , another , and to another ; how many acres were sold ? 4 . 6 + + + are how many times 82 FRACTIONS .
... acre of land to one man , another , and to another ; how many acres were sold ? 4 . 6 + + + are how many times 82 FRACTIONS .
Σελίδα 83
... acre are sold from a piece of land containing 211 acres , how much land remains ? 13. George had $ 173 , but has spent $ 22 of it ; how much has he left ? 14. From 22 acres of land there have been sold 4 acres ; how much is left ...
... acre are sold from a piece of land containing 211 acres , how much land remains ? 13. George had $ 173 , but has spent $ 22 of it ; how much has he left ? 14. From 22 acres of land there have been sold 4 acres ; how much is left ...
Σελίδα 84
... . Bought 3 barrels of beef , at $ 14 a barrel , and paid in merchandise $ 247 , and the balance in cash ; how much less was paid in cash than in merchan- dise ? LESSON XXXI . 1. A man bought of an acre 84 FRACTIONS .
... . Bought 3 barrels of beef , at $ 14 a barrel , and paid in merchandise $ 247 , and the balance in cash ; how much less was paid in cash than in merchan- dise ? LESSON XXXI . 1. A man bought of an acre 84 FRACTIONS .
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Συχνά εμφανιζόμενοι όροι και φράσεις
12 cents 12 days 12 dollars 12 rods 20 per cent 60 cents 9 cents 9 dollars acre amount apples cost barrels of flour bought boys bushels of corn cents a dozen cents a pound cents a quart cents apiece cents buy cents will buy cherries chestnuts cistern contained cords of wood cows denominator dimes divided division dollars a yard earn eight equal fifths form of analysis fourths furlongs gain gallons gave given GREENLEAF'S half halves hogshead horse hundred-weight improper fraction interest of $1 John less LESSON lowest terms melon miles an hour molasses months multiplying ninths NOTE ounces paid peaches pecks pence pennyweights piece pine-apple pints pounds of sugar present worth principal pupil quire rate per cent receive Reduce remainder SECOND ANALYSIS second division sell sevenths sheep shillings sixths square rods tens tenths third three-cent piece week whole number yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 80 - Multiplying the numerator and denominator of a fraction by the same number does not alter the value of the fraction.
Σελίδα 25 - Multiplication is the process of taking one number as many times as there are units in another number.
Σελίδα 138 - C died, it is required to divide the whole sum properly between the other two ; how much should each receive ? 20.
Σελίδα 33 - The Dividend is the number to be divided. The Divisor is the number by which we divide.
Σελίδα 118 - INTEREST is money paid for the use of money. The PRINCIPAL is the sum of money for which interest is paid. Interest is usually reckoned at a certain rate per cent, for one year. Thus, 6 per cent, means that...
Σελίδα 36 - If 4% bonds to the amount of $8000 face value are bought at 92^%, find the cost of the bonds, and the rate of income on the investment. 12. If 3 men can do a piece of work in 8 days of 10 hours each, how many men will be required to do the same work in 6 days of 8 hours each ? (Solve by proportion.) 13. By selling a horse for $144, a profit of 60 per cent is made; find the cost of the horse.
Σελίδα 93 - If 3 pounds of butter cost | of a dollar, what cost 10 pounds ? 32. If 4 men can do a piece of work in 16^ days, how long will it take 3 men to do the same ? 33. If | of a rod of land is worth £ of a dollar, what is a rod worth ? ANALYSIS.
Σελίδα 76 - The numerator and denominator are called the terms of the fraction. When the numerator is less than the denominator, the fraction is called a proper fraction ; when the numerator is equal to or larger than the denominator, the fraction is called an improper fraction.
Σελίδα 136 - York, and travel in opposite directions, one at the rate of 4^ miles an hour, and the other at the rate of...
Σελίδα 137 - A cistern has 2 pipes ; the first will fill it in 2 hours, and the second will empty it in 3 hours ; if both pipes are open, how long will it take to fill the cistern ? 9. A cistern has 4 pipes ; the first will fill it in 2 hours, the second will fill it...