Hello, We are in the financial math chapter. Thepopulation, P, ofis modeled byCacitythee quation P = 50000 (1tr); whereris the growth rateper yearandtisthe number ofyears since 1990.What was the population of thi's city in1990?

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Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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After a month of saving your allowance, you accumulated 10,000 in your account. You want to make more of this money and you just heard from your friends about “investing”. So you posted on your Facebook that you are looking for something you can invest your money. Two of your friends commented. One friend says, “Invest to me and after one month, your money will increase by 20% every 10 days.” Another friend of yours says, “Invest to me and your money will increase by 30% every 15 days for a month.” To whom you will invest?math
this is business mathematics. the calculations should be done on a business calculator.Steps are helpful but the answer isnt correct.
How should be the process to follow on this question, please? You buy 2,300 pens at the beginning of the school year. You estimate that 20% of them will have to be put on your "discount plate" at the end of the term on which everything is priced at $1. Generally, about 32% of the "discount plate" items will be damaged or broken and will have to be thrown away. The pens cost you $1.27 per pen and you want an average markup of 37% based on selling price. At what price must they start selling the pens?
Need help with number 23
Hello, We are in the financial math chapter. In early 2000, Nicolas deposited $30,000 in an account that pays 5% compound interest annually. In early 2010, he transferred his savings to another bank, in an account that pays 8% compound interest annually. If he leaves his money in this account, how much will he have on January 1, 2020?
Hi, I need help with this Math and Stats problem, please. Thank you!
Please state your opinions based upon what you have learned from the book. If you had $1,000 in your account, how would you build an investment portfolio? If you had $10,000 in your account, how would you build an investment portfolio? If your wealth increased to $100,000 or $1,000,000, then what would your investment portfolio look like? Based on your investment options, can you evaluate your risk level? If risk levels range from 1 to 10 with 10 being the most risky, which risk level are you in? You can relate those questions to your personnel experience/life. Think about your age, your income, your family issues, careers, etc. The write-up doesn't need to be professional or very long. No formal format is required. The project helps you think about the objectives of the course.
Part 2- The boys football team sold drinks at their latest tournament. A case contained 25 cans. The team spent $200.00 purchasing drinks. They drank 20 cans but sold the rest and made $760. If they made a profit of $1.50/ drink, how many drinks did they originally purchase?
A job pays a salary of $45,000 the first year. During the next 25 years, the salary increases by 2,500 each year. What is the salary for this person over 20 years? Be sure to round your answer to the nearest cent and turn in all work giving mathematical evidence of your answer.

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