When the date of drawing is not specified in a partnership, it is assumed that the partner has withdrawn money uniformly throughout the year.
To calculate interest on such drawings, we use the average time period.
If drawings are made evenly throughout the year:
- Earliest possible withdrawal → attracts interest for 12 months
- Latest possible withdrawal → attracts interest for 0 months
- Average period = 212+0 = 6 months
Therefore, interest on drawings is calculated for 6 months when the date of drawing is not specified.
This is a standard convention in partnership accounting to ensure fairness when exact withdrawal dates are unknown.