Financial Math Answers

George would like to buy a hi-fi consting R3999. She pays a deposit of 15% and 24 payments of R170 if no insurance premium is added. Calculate the amount of interest in total she would be paying

jamal works part time earning 8000 per year. he reduces his hours by half so he can go to school. Jamal completes his degree after 3 semesters at the cost of $1400 per semester in tuition and $500 per semester in books. whats jamals investment in getting his degree?

Two brothers, Andile and Beki, want to join a gym for one year. Andile decides to join Gym Aerolux and Beki decides to join Gym Bodyworx. The monthly fee for Aerolux is R125 with no registration fee and the monthly fee for Bodyworx is R100 with R250 registration fee.

Decide which one of the following two aspects of the situation will be the input value (the independent variable

c) Set up an equation for both brothers’ gym fees:

Andile:

Two brothers, Andile and Beki, want to join a gym for one year. Andile decides to join Gym Aerolux and Beki decides to join Gym Bodyworx. The monthly fee for Aerolux is R125 with no registration fee and the monthly fee for Bodyworx is R100 with R250 registration fee.

a) Decide which one of the following two aspects of the situation will be the input value (the independent variable

Marie Snell recently inherited some bonds (face value R100 000) from her father, and soon thereafter she became engaged to Sam Spade, a University of Florida marketing graduate. Sam wants Marie to cash in the bonds so the two of them can use the money to "live like royalty" for two years in Monte Carlo. The 2 percent annual coupon bonds mature on January 1, 2024, and it is now January 1, 2004. Interest on these bonds is paid annually on December 31 of each year, and new annual coupon bonds with similar risk and maturity are currently yielding 12 percent. If Marie sells her bonds now and puts the proceeds into an account which pays 10 percent compounded annually, what would be the largest equal annual amounts she could withdraw for two years, beginning today?

Yonela purchased a freezer at a cost of R285,000.00. The estimated life of the freezer is 5 years. At which time they have no salvage value?

the company would like to compare allowable depreciation methods and decide to prepare depreciation method schedules for the for the fixtures using the straight-line doble declining-balance and sum-of the year digit method of depreciation schedules.

1. What is the book value at the end of the third year using the striaght line depreciation method.
2. Using the double-declining-balance method of depreciation, what is the book value at the end of the 3rd year?
3. With the sum of year-digit method of depreciation what is the cumulative depreciation at the end of the 3rd year?
4. What amount of depreciation will be taken in four years with each method?

After 5 years the tractor needs to be replaced. During this this inflation remains at 7 % constant. Determine the cost of a new tractor after 5 years