Need Help with c part of question

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Discussion Overview

The discussion revolves around a homework problem related to logistics and optimization, specifically focusing on airlifting supplies with constraints on weight and volume. Participants are seeking clarification on how to approach part c of question 27, which involves determining the maximum number of containers that can be shipped considering both weight and volume constraints.

Discussion Character

  • Homework-related
  • Mathematical reasoning

Main Points Raised

  • One participant shares a link to a question but it is noted that the link does not work, prompting requests for the question text and any attempted work.
  • Participants express the need to see the user's work to provide better assistance, particularly for part c of question 27.
  • For question 26, a participant provides the equation for weight capacity and calculations for how many containers of one item can be shipped, but indicates uncertainty about how to incorporate both weight and volume for question 27 part c.
  • It is noted that parts a and b of question 27 are similar to those in question 26, which have been solved.

Areas of Agreement / Disagreement

Participants generally agree on the need for more information about the user's attempts to solve part c of question 27. However, there is no consensus on how to approach the problem, as participants are still seeking clarification.

Contextual Notes

There are limitations in the information provided, particularly regarding the user's attempts at part c, which are necessary for further guidance. The discussion does not resolve the mathematical steps needed to consider both weight and volume constraints.

saadskl123
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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...
 
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The link you provided does not work. Can you post the question and your work instead? If we see your work, then we have a better idea where you are stuck and how best to help.
 
MarkFL said:
The link you provided does not work. Can you post the question and your work instead? If we see your work, then we have a better idea where you are stuck and how best to help.

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 items. if the airplane to be used has a weight capacity of 60.000 pounds and xj equals the number of containers shipped into item j.

a] Determine the equation which ensures that the plane will be loaded to its weight capacity.solved

b] if it is decided to devote this plane to one supply item only, how many containers could be shipped of each item?solved

Q.27]each container of supply item require a specific volume of space.Suppose container of four items require 30,60,50 and 80 cubic feet respectively.if the volume capacity of the plane is 15000 cubic feet.

a] same as 26 solved

b] same as 26 solved

c]using the information from exercise 26 what is the maximum numbers of containers which could be shipped of each item if both weight and volume are considered?indicate in each case whether weight or volume capacity is the constraining factor.
 
saadskl123 said:
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 items. if the airplane to be used has a weight capacity of 60.000 pounds and xj equals the number of containers shipped into item j.

a] Determine the equation which ensures that the plane will be loaded to its weight capacity.solved

b] if it is decided to devote this plane to one supply item only, how many containers could be shipped of each item?solved

Q.27]each container of supply item require a specific volume of space.Suppose container of four items require 30,60,50 and 80 cubic feet respectively.if the volume capacity of the plane is 15000 cubic feet.

a] same as 26 solved

b] same as 26 solved

c]using the information from exercise 26 what is the maximum numbers of containers which could be shipped of each item if both weight and volume are considered?indicate in each case whether weight or volume capacity is the constraining factor.

For part c) of Q27, what did you try? If you post this, then our helpers can see where you are stuck and/or what mistakes you made and can better help you.
 
MarkFL said:
For part c) of Q27, what did you try? If you post this, then our helpers can see where you are stuck and/or what mistakes you made and can better help you.
26 part [a] 120x1 +300x2 + 250x3 + 500x4 = 60000 ----------> Equation

26 part 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...
 

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