For every 100 decrease in price, there is an increase of 50 in qty Thus, indirect relationship A. HOW MUCH IS THE SALES AMOUNT IF CELLPHONE UNITS ARE PRICED AT 2000 EACH? Sales = Qty*UnitPice Sales = 200*2000 Sales 400,000.00 B. HOW MUCH WOULD BE THEIR SALES IF THEY SELL EACH CELLPHONE UNIT AT PHP 1,600? For every 100 decrease in price, there is an increase of 50 in qty Thus, indirect relationship Price =2000-1600 =400 =400/100 =4 Qty =4*50 =200 increase in Sold Qty QTY Unit Price Sales Price400.00 1,600.00 640,000.00