A civil engineer involved in construction requires 4800, 5810, and 5690 m3 of sand, fine gravel, and coarse gravel, respectively, for a building project. There are three pits from which these materials can be obtained. The composition of these pits is Sand Fine Gravel Coarse Gravel % % % Pit 1 Pit 2 Pit 3 30 50 20 52 18 20 25 30 55 How many cubic meters must be hauled from each pit in order to meet the engineer's needs?

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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Use Gauss-Jordan Method.

A civil engineer involved in construction requires 4800, 5810, and 5690 m3 of sand, fine
gravel, and coarse gravel, respectively, for a building project. There are three pits from
which these materials can be obtained. The composition of these pits is
Sand
Fine Gravel
Coarse Gravel
%
%
Pit 1
Pit 2
52
20
25
30
18
50
20
30
Pit 3
55
How many cubic meters must be hauled from each pit in order to meet the engineer's
needs?
Transcribed Image Text:A civil engineer involved in construction requires 4800, 5810, and 5690 m3 of sand, fine gravel, and coarse gravel, respectively, for a building project. There are three pits from which these materials can be obtained. The composition of these pits is Sand Fine Gravel Coarse Gravel % % Pit 1 Pit 2 52 20 25 30 18 50 20 30 Pit 3 55 How many cubic meters must be hauled from each pit in order to meet the engineer's needs?
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