Old mathjax webview please do it within few minutes or else skip In a manufacturing company, raw material passes through four processes i.e, I, II, III and IV and the output of every process is the input for the subsequent process. The loss is 25%, 20%, 20% and 16% of input of Processes I, II, III and IV respectively. If the end product at the end of Process IV is 40,000 kg., what is the quantity of raw material required to be fed at the beginning of Process I and the cost of the same @ Rs. 5 per kg. ? Find out the effect of increase or decrease in the material cost of the end product for variation of every rupee in the cost of raw material