Write a word or a term or a phrase which can substitute each of the following statements.

1. Return on investment on deposit.
Ans:- Interest

2. Instrument for payment of interest on deposit. 
Ans:- Interest Warrent

3. An acknowledgement of the fixed deposit accepted by a company.
Ans:- Fixed Deposit Receipt

4. Return of deposits on maturity date.
Ans:- Repayment of Deposit

5. Maximum period of deposits.
Ans:- 36 Months.