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How can you express the girth in terms of the width and breadth of the parcel?

How will you calculate the volume of the parcel?

How can you make the product of the width and breadth as large as possible for a given girth?

You might find it helps to use a spreadsheet.

How will you calculate the volume of the parcel?

How can you make the product of the width and breadth as large as possible for a given girth?

You might find it helps to use a spreadsheet.