A of Mumbai sold goods to B of Delhi, the goods are to be sold at 125% of cost which is invoice price.commission 10% on sales at invoice price and 25%of any surplus realized above invoice price. 10%of the goods sent out on consignment ,invoice value of which is Rs 12500 were destroyed. 75%of the total consignment is sold by B at Rs 100000.what will be the amount of commission payable to B?
And ans for this question is 10937.50
Plz explain me that how to arrive at this commission...