You need to borrow $6000 right now but can repay the loan in 16 months. Since you want to pay as little as possible which type of loan should you take a discounted loan at 5% per annum or a simple interest loan at 5.25% per annum?

I wouldn't borrow at all. I'd get a second job.

Or she could use her investment money instead of borrowing - https://www.askmehelpdesk.com/accounting/business-math-problem-746804.html#post3454240