accounts pl help

bhavna (gautamc123@gmail.com) (70 Points)

13 June 2011  

pl help, thanks in advance

model test paper 4, vol 2, question 57 - A of Mumbai sends goods to B of Delhi , the goods are to be sold at 125% of cost which is invoice price or above. B was entitled to the commission of 10% on sales plus 25% on any surplus realised above invoice price. 10% of the goods sent out on consignment  (invoice value of which is Rs.12,500.00) were destroyed. 75% of the total consignment is sold by B at Rs.100,000.00. The amont of commission payable will be - Ans- Rs.11562.50--How ??