因为之前上课笔记没做好,看不出来答案是什么TAT,在此想请教以下这题的答案
On a one-year loan of $50,000,
the interest charged for the first month is d dollars per $1,000 loaned
and the interest charged for each of the remaining 11 months is n dollars per $1,000 loaned.
Quantity A:
The total interest charged for the first 4 months
Quantity B:
50(d+3n) dollars