On 1<sup>st</sup> January, 1996 the stock was valued at Rs. 7,000. During January the purchases of the stock amounted to Rs. 23,000 and the cost of sales during the same period amounted to Rs. 21,000. What had been the value of the stock on 31<sup>st</sup> January, 1996:

Correct Answer: Rs. 9,000