Questions on Word Problems: Money, Business and Interest answered by real tutors!

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Question 1196801: A man made a profit of 2900 pesos by selling 8 cows and 14 calves at a gain of 25% of what they cost him. He had sold 14 cows and 8 calves instead at the same percentage of profit, he would have gained 4000 pesos. Find the original cost of each cow and calf.
Click here to see answer by Theo(13342)

Question 1196843: Find the domain of f(x) = x^x

Click here to see answer by MathLover1(20849)

Question 1196840: You have 50000 to invest. Some of your money will be put in a 5% per annual your ranted investment a
rikkiey investment a 10% per annual.if you hope to earn $4000 in investment at the end of one year how
much money should he invest in each investment?
Click here to see answer by ewatrrr(24785)

Question 1196839: You have 50000 to invest. Some of your money will be put in a 5% per annual your ranted investment a rikkiey investment a 10% per annual.if you hope to earn $4000 in investment at the end of one year how much money should he invest in each investment?
Click here to see answer by ewatrrr(24785)

Question 1196853: The Thomas family budgeted 8% of their annual disposable income of $32,725 on clothes. Vincent was allowed 22% of the amount budgeted. How much can Vincent spend annually on clothes?
A. $575.96
B. $2,618.00
C. $599.96
D. $340.88
Would A. be the correct answer?
Click here to see answer by MathLover1(20849)

Question 1196880: If f(x+1)-7=f(x), find f(x)
Click here to see answer by ikleyn(52747)

Question 1196678: ATTACHED IS THE CHART:https://imagizer.imageshack.com/img924/482/OjKL0M.jpg
As the new manager of a small convenience store, you want to understand the shopping patterns of your customers. You randomly sample 20 purchases from yesterday's records. The amounts of those purchases (in dollars) are shown to the right.
Find the quartiles using technology.
Q1 and Q3
Find the quartiles using the Tukey method.
Q1 and Q3
c) Find the IQR using the quartiles from part b.
IQR
Click here to see answer by MathLover1(20849)

Question 1196851: Find the domain and range of f(x) =(x+1)^(x-1)

Click here to see answer by greenestamps(13195)

Question 1196851: Find the domain and range of f(x) =(x+1)^(x-1)

Click here to see answer by ewatrrr(24785)

Question 1196902: the ratio of dexter's salary to claudia's 4 to 5. if claudia earns $3200 per month. how much of a raise will dexter have to receive to make the ratio of his salary to claudia's 5 to 6?
Click here to see answer by math_tutor2020(3816)

Question 1196901: Mr Swierkos invested $25000 in a mutual fund.
If his broker deducted a 6% commission before turning rest of the money over to mutual fund, and value of each share increased by 18% during the year.
Determine what percentage return on his investment did Mr Swierkos realize at the end of the first year

Click here to see answer by Theo(13342)

Question 1196905: Cucumbers are assumed, for present purposes, to be a substance that is 99% water by weight. If 500 pounds of cucumbers are allowed to stand overnight, and if the partially evaporated substance that remains in the morning is 98% water, how much is the morning weight?

Click here to see answer by ikleyn(52747)

Question 1197008: A bank loaned out $19,500, part of it at the rate of 3% annual interest, and the rest at 8% annual interest. The total interest earned for both loans was $910.00. How much was loaned at each rate?

Click here to see answer by ikleyn(52747)

Question 1197010: If f(x) = 9^x/(3 + 9^x), prove that:
f(1/2016)+f(2/2016)+f(3/2016) +... + f(2015/2016)= 2015/2
Click here to see answer by ikleyn(52747)

Question 1197012: If f(x) = 9^x/(3 + 9^x), prove that:
f(1/2016)+f2/2016)+f(3/2016) +... + f(2015/2016)= 2015/2
Click here to see answer by ikleyn(52747)

Question 1197013: If f(x) = 9^x/(3 + 9^x), prove that:
f(1/2016)+f(2/2016)+f(3/2016) +... + f(2015/2016)= 2015/2

Click here to see answer by ikleyn(52747)

Question 1197167: A pension fund manager has been given a total of $900,000 by a corporate client to invest in
certain types of stocks over the next year. Stuck must be restricted to a certain class of low - risk
stocks and another class of medium risk stocks. The pension fund manager assumes from
historical data that the low-risk stocks should return 6 % annually and the medium risk stocks
12% annually. If the client demands an annual return of 8%, what should the pension fund
manager do?

Click here to see answer by ikleyn(52747)

Question 1197200: Mr. Lim owes Mr. Tan P150,000.00 due in 4.5 years. On the 3rd year, Mr. Lim pays P80,000.00. If the money is worth 9% compounded semi-annually, how much does Mr. Lim have to pay on the 6th year to discharge the rest of his obligation?
Click here to see answer by Theo(13342)

Question 1197222: Hello, the question is: Calculate the average daily balance (in $) for October for a revolving credit account with a previous month's balance of $120 and the following activity. (Round your answer to the nearest cent.)
During October the activities included: October 3rd cash advance of $50.00
October 7th payment of $75.00 October 10th purchase of $29.59 October 16th credit of $30.00 October 25th purchase of 121.60.
Average daily balance =$
I tried to add the previous month's balance and the Purchases and the cash advance while subtracting the credits and the payment. then divided by the number of days in the month (31) and got $6.97 and was wrong.
Click here to see answer by MathLover1(20849)

Question 1197236: Zhao wants $7,000 saved in 2 years to make a down payment on a house. How much money should she invest now at 6.1% compounded annually in order to meet her goal?

Click here to see answer by math_tutor2020(3816)

Question 1197286: How long it will take for P 2500 to become P 3205.09 if it is invested at an interest rate of 5%
compounded quartely?
Click here to see answer by Edwin McCravy(20054)

Question 1197287: What is the Final Amount if P 12400 is invested at an interest of 8% compounded Bi-Monthly for 8
years?
Click here to see answer by josgarithmetic(39613)

Question 1197287: What is the Final Amount if P 12400 is invested at an interest of 8% compounded Bi-Monthly for 8
years?
Click here to see answer by ikleyn(52747)

Question 1197289: What is the Final Amount if P 12400 is invested at an interest of 8% compounded Bi-Monthly for 8
years?
Click here to see answer by MathLover1(20849)

Question 1197289: What is the Final Amount if P 12400 is invested at an interest of 8% compounded Bi-Monthly for 8
years?
Click here to see answer by ikleyn(52747)

Question 1197288: An amount of P 8500 was invested at a Simple Interest rate and after 5 years it earned an Interest
amount of P 3612.5. What was the interest rate?
Click here to see answer by MathLover1(20849)

Question 1197384: There are three cousins who want to pool their money. Huey has d dollars. Louie has half of Huey's money. Dewey has 3 fewer dollars than Huey. If the sum of their money is $122, how much does each cousin have?

Click here to see answer by ikleyn(52747)

Question 1197305: Hello, my problem is: On October 25, you plan to purchase a $1,800 computer by using one of your two credit cards. The Silver Card charges 18% interest and calculates interest based on the balance on the first day of the previous month. The Gold Card charges 18% interest and calculates interest based on the average daily balance. Both cards have a $0 balance as of October 1. The closing date is the end of the month for each card.
Your plan is to make a $600 payment in November, make a $600 payment in December, and pay off the remaining balance in January. All your payments will be received and posted on the 10th of each month. No other charges will be made on the account. (Round your answers to the nearest cent.)
(a)
Based on this information, calculate the interest (in $) charged by each card for this purchase.
Gold card:
Silver card:
Which card is the better deal and by how much (in $)?
Click here to see answer by math_tutor2020(3816)

Question 1197361: Solve the equation:
(ln(40 × sqrt(3)))/(ln(4x)) =(ln(45)) /(ln(3x) )
Click here to see answer by greenestamps(13195)

Question 1197401: Hello, my question/problem is: Darrell Frye is planning to buy an office building at a cost of $987,000. He must pay 10% down. He can select a 9% 30-year loan and pay 4 discount points. Darrell expects to hold the building for two years and then sell it. (Round your answers to the nearest cent. Use this table, if necessary.)

If Darrell chooses the 4-point 9% loan, what will be his total outlay in points and payments after 24 months?
Please explain how to do this because I have more questions like this but with different numbers. Thank you
Click here to see answer by math_tutor2020(3816)

Question 1197548: A teacher invests $12,000 in accounts and earns $$870 in interest for the year. Part of the money was invested at 6.38% and the remainder at 7.83%, both simple interest. How much was invested at each rate?

Click here to see answer by greenestamps(13195)

Question 1197550: town has a population of 14000 and grows at 3.5% every year. What will be the population after 14 years, to the nearest whole number?

Click here to see answer by ewatrrr(24785)

Question 1197557: without L'Hospitals rule prove that :
limt(x^(1/x)) =1 (as x= 1)
Click here to see answer by MathLover1(20849)

Question 1197557: without L'Hospitals rule prove that :
limt(x^(1/x)) =1 (as x= 1)
Click here to see answer by ikleyn(52747)

Question 1197593: A manufacturer produces two models of toy airplanes. It takes the manufacturer minutes to assemble model A and minutes to package it. It takes the manufacturer minutes to assemble model B and minutes to package it. In a given week, the total available time for assembling is minutes, and the total available time for packaging is minutes. Let be the number of model A units produced. Let be the number of model B units produced. Shade the region corresponding to all values of and that satisfy these requirements.
Click here to see answer by greenestamps(13195)

Question 1197595: without L'Hospitals rule prove that :
limt(x^(1/x)) = 1 when (x → ∞)
Click here to see answer by ewatrrr(24785)

Question 1197595: without L'Hospitals rule prove that :
limt(x^(1/x)) = 1 when (x → ∞)
Click here to see answer by ikleyn(52747)

Question 1197623: Brian has half of his investments in stock paying a 7% dividend and the other half in a stock paying 13% interest. If his total annual interest is $730, how much does he have invested?

Click here to see answer by ikleyn(52747)

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