13. Divide $430 into 3 parts such that A gets 5/4 of B and the ratio between B and C is 3:4. 14. The monthly incomes of two persons are in the ratio 4:5 and their monthly expenditures are in the ratio 7:9. If each saves $50 per month, find the monthly income of the second person. 15. A certain sum of money is divided among A, B, C in the ratio 2 : 3:4. If A's share is $200, find the share of B and C.
13. Divide $430 into 3 parts such that A gets 5/4 of B and the ratio between B and C is 3:4. 14. The monthly incomes of two persons are in the ratio 4:5 and their monthly expenditures are in the ratio 7:9. If each saves $50 per month, find the monthly income of the second person. 15. A certain sum of money is divided among A, B, C in the ratio 2 : 3:4. If A's share is $200, find the share of B and C.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
Answer 13-20
NOTE: Round your answers to the hundredth decimal place or nearest cent.
Transcribed Image Text:12. Ramon has notes of $100, $50 and $10 respectively. The ratio of these notes is 2:3:5 and
the total amount is $2,00,000, Find the numbers of notes of each kind.
13. Divide $430 into 3 parts such that A gets 5/4 of B and the ratio between B and C is 3:4.
14. The monthly incomes of two persons are in the ratio 4:5 and their monthly expenditures are
in the ratio 7:9. If each saves $50 per month, find the monthly income of the second person.
15. A certain sum of money is divided among A, B, C in the ratio 2 :3:4. If A's share is $200,
find the share of B and C.
16. Divide $940 among A, B, C in the ratio 1/3: 1/4 1/5
17. In a library the ratio of English books to Math books, is the same as the ratio of Math books to
Science book. If there are 1200 books on English and 1800 books on Math, find the number
of Science books.
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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