I have 20 questions with multiple choices like that : A firm has an outstanding debt of 29,370,385CHF, pays annuities of 4,792,844CHF and needs to...

I have 20 questions with multiple choices like that :

A firm has an outstanding debt of 29,370,385CHF, pays annuities of 4,792,844CHF

and needs to pay an interest of 15%. This year the amount of the annuity corresponding to

debt repurchase is:

[a : 270,333 [b : 311,460 [c : 387,286 [d : Cannot be determined since the initial

amount is not known.

Level is MBA Finance.

thank you for your help