 A is three times as old as B, and 19 years hence he will be only twice as old as B. What is the age of each ? 31.  A Higher Algebra - Page 37by George Albert Wentworth - 1891 - 577 pagesFull view - About this book
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...66. A is 72 and В is two-thirds of that age. How long is it since A was 5 times as old as В 1 67. A is three times as old as B, and 19 years hence he...be only twice as old as B. What is the age of each ? 68. A man has three nephews. His age is 49, and the joint ages of the nephews are 42. How long will... | |
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...? 31. A is twice as old as B, and 20 years since he was three times as old. What is -B"s age ? 32. A is three times as old as B, and 19 years hence he...be only twice as old as B. What is the age of each 1 33. A man has three nephews. His age is 50, and the joint ages of the nephews are 42. How long will... | |
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...: 8; and if 9 bo added to each of them, they will be in the ratio of 10 : 11; find the numbers. 46. A is three times as old as B, and 19 years hence he will be only twice as old as В : what is A's age ? 47. Sum the following series : (i) 1, 2f, 4^... to 9 terms• (ii) $, £, 1...... | |
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...son? 29. A is twice as old as B, and 20 years since he was three times as old. What is B's age ? 30. A is three times as old as B, and 19 years hence he...be only twice as old as B. What is the age of each ? 31. A man has three nephews ; his age is 50, and the joint ages of the nephews is 42. How long will... | |
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...'I 31. A is twice as old as B, and 20 years since he was three j times as old. What is B's age ? 32. A is three times as old as B, and 19 years hence he...be only twice as old as B. What is the age of each ? 33. A man has three nephews. His age is 50, and the joint ages of the nephews are 42. How long will... | |
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...? 29. A is twice as old as B, and 20 years since he was three times as old. What is B 's age ? 30. A is "three times as old as B, and 19 years hence he C— will be only twice as old as B. What is the age of each ? 31. A man has three nephews ; his age... | |
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...days. 26. Find a number such that when 12 is added to its double, the result will be 28 8 27. A is 3 times as old as B, and 19 years hence he will be twice as old as B. What is the age of each ? A is 57 years old and B is It) years old. How Did She... | |
 | George Albert Wentworth - Algebra - 1886 - 284 pages
...son ? 26. A is twice as old as B, and 20 years since he was three times as old. What is B4s age? 27. A is three times as old as B, and 19 years hence he...be only twice as old as B. What is the age of each? NOTE II. In problems involving quantities of the same kind expressed in different units, we must be... | |
 | George Albert Wentworth - Algebra - 1888 - 492 pages
...and son are 80 years. If the age of the son were doubled, he would be 10 years older thau his father. What is the age of each ? Let x — number of years of father's age. Then 80 — x = number of years of son's age, 2(80 — x) = number of years of father's... | |
 | George Albert Wentworth - Algebra - 1891 - 536 pages
...was three 'times as old. What is B's age? 30. A is three times as old as B, and 19 years hence he wul be only twice as old as B. What is the age of each ? 31. A man has three nephews ; his age is 50, and the joint ages of the nephews is 42. How long will... | |
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