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 43
... worth 6 cents , 2 melons will be worth 2 times 6 cents , which are 12 cents ; and since 1 pear is worth 3 cents , it will take as many pears to be worth 12 cents as 3 cents are contained times in 12 cents , which are 4. Therefore 4 ...
... worth 6 cents , 2 melons will be worth 2 times 6 cents , which are 12 cents ; and since 1 pear is worth 3 cents , it will take as many pears to be worth 12 cents as 3 cents are contained times in 12 cents , which are 4. Therefore 4 ...
Σελίδα 44
... worth 15 cents a pound ; how many pounds did it take ? 39. Bought 9 yards of broadcloth at 8 dollars a yard , and paid for it with flour , at 12 dollars a barrel ; how many barrels did it take ? The SIGN of DIVISION is a short ...
... worth 15 cents a pound ; how many pounds did it take ? 39. Bought 9 yards of broadcloth at 8 dollars a yard , and paid for it with flour , at 12 dollars a barrel ; how many barrels did it take ? The SIGN of DIVISION is a short ...
Σελίδα 45
... worth 10 cents apiece ; how much was each orange worth ? ANALYSIS . Since 1 pine - apple was worth 10 cents , 6 pine - apples would be worth 6 times 10 cents , which are 60 cents ; and since 12 oranges were worth 60 cents , 1 orange would ...
... worth 10 cents apiece ; how much was each orange worth ? ANALYSIS . Since 1 pine - apple was worth 10 cents , 6 pine - apples would be worth 6 times 10 cents , which are 60 cents ; and since 12 oranges were worth 60 cents , 1 orange would ...
Σελίδα 46
... worth as much as 2 oranges , and one orange is worth as much as 3 apples , how many apples are worth as much as 4 pine - apples ? ANALYSIS . If 1 pine - apple is worth 2 oranges , and 1 orange is worth 3 apples , then 2 oranges , or 1 ...
... worth as much as 2 oranges , and one orange is worth as much as 3 apples , how many apples are worth as much as 4 pine - apples ? ANALYSIS . If 1 pine - apple is worth 2 oranges , and 1 orange is worth 3 apples , then 2 oranges , or 1 ...
Σελίδα 48
... worth as much as one plum , and 3 plums are worth as much as one peach , how many peaches are worth as much as 24 cherries ? NOTE . - Find , as in Example 60 , Lesson XVII . , that 1 peach is worth 12 cherries ; then , if 12 cherries are ...
... worth as much as one plum , and 3 plums are worth as much as one peach , how many peaches are worth as much as 24 cherries ? NOTE . - Find , as in Example 60 , Lesson XVII . , that 1 peach is worth 12 cherries ; then , if 12 cherries are ...
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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...