pricing

I HAVE TWO PRODUCTS, TV. AND VCR. IF OUR CUSTOMER PURCHASE A TV,

ITS COST IS 1000 RS. SEPARETLY. IF THE CUSTOMER PURCHESAES VCR IS COST

IS 500 RS SEPARETELY. IF THE CUSTOMER WANTS TO PURCHASE BOTH TV AND

VCR I WANT TO GIVE 10% DISCOUNT ON VCR, SO THE TOTAL COST IS 1450/-

ONLY. HOW U CAN CONFIGURE THIS IN PRICING