The computation of the quotation when Thando wants to build a garage will be $1700.
Your information is incomplete. An overview will be given based on the information. It should be noted that a quotation is given when one wants to construct a building.
Let's assume that the prices include:
Sand = $1000
Machinery work = $200
Building materials = $400
In this case, you simply have to add the values together.
= $1000 + $200 + $400
= $1700
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