18. The ratio of the prices of two houses was 16 : 23. Two years later when the price of the first has increased by 10% and that of the second by $477, the ratio of the prices becomes 11 : 20. Find the original price of the first house. 19. The ratio of monthly income to the savings in a family is 5: 4 If the savings be $9000, find the income and the expenses. 20. The ratio of number of male and female teachers in a school is 3: 4. If there are 16 female teachers, find the number of male teachers.
18. The ratio of the prices of two houses was 16 : 23. Two years later when the price of the first has increased by 10% and that of the second by $477, the ratio of the prices becomes 11 : 20. Find the original price of the first house. 19. The ratio of monthly income to the savings in a family is 5: 4 If the savings be $9000, find the income and the expenses. 20. The ratio of number of male and female teachers in a school is 3: 4. If there are 16 female teachers, find the number of male teachers.
Essentials Of Investments
11th Edition
ISBN:9781260013924
Author:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Publisher:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Chapter1: Investments: Background And Issues
Section: Chapter Questions
Problem 1PS
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Please answer the last 3 items. 18-20.
Transcribed Image Text:14
ures are
15.
chare is $200,
18. The ratio of the prices of two houses was 16 : 23. Two years later when the price of the first
has increased by 10% and that of the second by $477, the ratio of the prices becomes 11:
20. Find the original price of the first house.
19. The ratio of monthly income to the savings in a family is 5: 4 If the savings be $9000, find
the income and the expenses.
20. The ratio of number of male and female teachers in a school is 3: 4. If there are 16 female
teachers, find the number of male teachers.
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