26 part [a] 120x1 +300x2 + 250x3 + 500x4 = 60000 ----------> Equation
26 part [b] 120x1 =60000
x1 = 60000/120
x1 =500
same for x2 x3 and x4
part a and b of q27 are same as 26
But i don't understand the third part [c]...for each item if we have to take both weight and volume.how to do it...
Q.26]The Red cross wants to airlift supplies into a south american country which has experienced an Earth quake.Four types of supplies each of which would be shipped in containers are being considered.One container of a particular item weighs 120,300,250 and 500 pounds respectively for four...
http://books.google.com.pk/books?id=SdO ... 26&f=false
This is the question ...26 and 27 ...already solved 26 but i didnt understand the c part of 27 ..help will be aprreciated...