Financial Math Answers

Lindiwe decides that she would like to buy her daughter mbali a car when she turns 21years in 6 year's time. she deposit 6000 each month into an account earnings 8.94% interest per year compounded monthly.The amount that lindiwe (rounded to the nearest rand) will have available 6 years from now is

1. 432000

2.335.896

3. 573187

4. 568948

Andile deposits R900 into a savings account paying 6.5% interest per year, compounded quarterly.After three and a half years he withdraws R1000 from the account and deposit it into a second account paying 11% simple interest per year.

1.How much is the total amount accrued in the first account two years after withdrawing R1000 the correct answer rounded to the nearest Rand is?

*R145

*R1105

*R605

*R128

2. The number of years after Andile deposited the 1000 ino the second account,accrued amount in the second account is 1605.The time (correct to two decimal places) the money was is invested for, is

*4.36 years

*5.50 years

*9.31 years

*4.53 Years

An effective rate of 29.61% corresponds to a nominal rate, compounded weekly,of?

*34.35%

*29.53%

*26%

*29.61%

A number of years after Andile deposited the R1000 into the second account, the accrued amount in the second account is 1605.What is the time the money was invested for in years?

Andile deposits R900 into a savings account paying 6,5% interest per year, compounded quarterly. After three and a half years he withdraws R1000 from the account and deposits it into a second account paying 11% simple interest per year. How much is the total amount accrued in the first account two years after withdrawing the R1000?

The marketing research department for a company that manufactures and sells laptop computers

established the following price-demand and cost functions, respectively:

p (x) = 1,000 - 25x

C(x) = 2,150 + 250x

where p() is the wholesale price in United States dollars at which y thousand laptops can be sold and

C(x) is in thousands of dollars. The domain of both functions is, 1 < x < 10.

formulate a revenue and a profit function

On 29 March 2022,Justin deposited 3500 into savings account.The simple interest rate agreed upon was7,5%per year.The accumulated amount in the savings on 10 october 2022 is

2. Monthly payments of P10,000 for 4 years that will start 3 months from now

a)     A woman who has won a prize is offered a lump sum of 100000 to invest now or 55000 to invest at the end of this year .If all investments are assumed to earn 7% per annum which should she choose if she wants to withdraw the money after

i)                  4 years

2 years             

Tshepo want to buy a big screen TV.She has five interests rates to choose from if she borrows the money from the bank.the cheapest option

*29%per year,compounded daily

*30%per year, compounded semi annually

*28.5%pet year, compounded weekly

*29.5%per year, compounded every 2 months.