Accrues interest on loan

Sal (Self employed) (91 Points)

16 September 2011  

Please guide me on the following:

A Pvt Ltd Co has taken Loan of Rs 5,00,000 from Director's wife .

Repaying Rs 7500/- as monthly Installment. How do one accrue Interest (10%) on half yearly basis on the above loan on Reducing Balance method.