Need help in Finance and Economy Questions

[Fahmid Khan]

 

[BigBeachBanana]

Please share your thoughts/attempts on the problem.

 

[Deleted member 4993]

View attachment 31146

Please tell us (from your textbook or other reference) what are:

Exact method and​

​

Ordinary method​

Please show us what you have tried and exactly where you are stuck.

Please follow the rules of posting in this forum, as enunciated at:

READ BEFORE POSTING​

Please share your work/thoughts about this problem.