Αναζήτηση Εικόνες Χάρτες Play YouTube Ειδήσεις Gmail Drive Περισσότερα »
Είσοδος
 Βιβλία Βιβλία
Two persons, A and B, have the same income: A saves |- of his yearly ; but B, by spending \$150 per annum more than A, at the end of 8 years, finds himself \$400 in*debt ; what is their income, and what does each spend per annum '? A.
Practical and Mental Arithmetic: On a New Plan, in which Mental Arithmetic ... - Σελίδα 255
των Roswell Chamberlain Smith - 1830
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο

## The American Arithmetic: In which the Principles of Numbers are Explained ...

James Robinson - 1850 - 324 σελίδες
...hare ? 174. A and B have the same income ; A. saves £ of his income, but B, by spending \$300 a year more than A, at the end of 8 years, finds himself...What is their income, and what does each spend per year ? 175. A merchant laid out \$50 for linen and cotton cloth, buying 3 yards of linen for a dollar,...

## The Speedy Calculator: Being a System of Arithmetic

Benjamin Naylor - 1850 - 324 σελίδες
...lost the third bet? \$157. 47. A and B have the same income ; A saves I of his, but B, by spending S240 per annum more than A, at the end of 8 years finds himself \$720 in debt; what is their income? Ans. 750. 48. A man directed in his will that i of his estate should...

## LECTURES ON THE PHILOSOPHY OF ARITHMETIC AND THE ADAPTATION OF THAT SCIENCE ...

URIAH PARKE - 1850
...numbers ? ¿Ins. 18 and 14. 68. A and B have the same income : A saves \ of his, but B, by spending \$30 per annum more than A, at the end of 8 years finds himself \$40 in debt ; what is their income, and what does each spend yearly? fí (Income \$200 per annum; and...

## ARITHMETIC ON THE PRODUCTIVE SYSTEM

ROSWELL C. SMITH - 1852
...several ages, the sum of them all being 100 1 A. A's, 20 ; B's, 30~; C's, 50. 10. Two persons, A and B, have the same income: A saves |- of his yearly ; but...than A, at the end of 8 years, finds himself \$400 in*debt ; what is their income, and what does each spend per annum '? A. A's income \$400 ; A spends...

## Arithmetic on the Productive System: Accompanied by a Key and Cubical Blocks

Roswell Chamberlain Smith - 1856 - 311 σελίδες
...being 100 ? A. A's, 20 ; B's, 30 ; C's, 50. 10. Two persons, A and B, have the same income : A saves J of his yearly ; but B, by spending \$150 per annum...finds himself \$400 in debt ; what is their income, and what-does each spend per annum ? A. A's income \$400 ; A spends 8300 ; B \$450. 11. There is a fish whose...

## Key to Davies' Bourdon: With Many Additional Examples, Illustrating the ...

Charles Davies - 1856 - 205 σελίδες
...+ 50 = 2y y + 50 = 3x ; whence, by combination, x = 30 y = 40. 14. Two persons, A and B, have each the same income. A saves £ of his yearly ; but B, by spending £50 per annum more than A, at the end of 4 years finds himself £100 in debt ; what is the income...

## A Treatise on Arithmetic, Combining Analysis and Synthesis: Adapted to the ...

James Stewart Eaton - 1857 - 355 σελίδες
...enunciation of the rule. 2. A and B have the same income ; A saves ^ of his, but B, by spending £30 per annum more than A, at the end of 8 years finds himself £40 in debt. What is their annual income ? Ans. £200 each. 3. A wine dealer bought 2 casks of porter,...

## Elements of Algebra: On the Basis of M. Bourdon, Embracing Sturm's and ...

Charles Davies - 1860 - 400 σελίδες
...is the value of each horse 1 Ans. One £30. and the other £40. 14. Two persons, A and B, have each the same income. A saves ^ of his yearly; but B, by spending £50 per annum more than A, at the end of 4 years finds himself £100 in debt; what is the income of...

## The Common School Arithmetic: Combining Analysis and Synthesis : Adapted to ...

James Stewart Eaton - 1868 - 324 σελίδες
...may be bought for SS^^ ? 89. A and B have the same income ; A saves J of his, but B, by spending £30 per annum more than A, at the end of 8 years finds himself £40 in debt. What is the annual income of each ? 90. A and B have the same income ; A saves ^ of his,...

## New Practical Arithmetic in which the Science and Its Applications are ...

Henry Bartlett Maglathlin - 1869 - 324 σελίδες
...22. Two brothers, A and B, have the same income. A saves £ of his, but B, by spending \$150 yearly more than A, at the end of 8 years finds himself \$400 in debt. What was the income of each ? SOLUTION. If B, by spending \$150 yearly more than A, is in debt at the end...