6
6 challenges · solve on the first try to earn a star
At Cuthbert Grant's post there was no paper money. Value was counted in beaver pelts.
First Nations and Métis traders expected a fair deal. Balance every trade!
9
6 challenges · solve on the first try to earn a star
A crew leaves Grant's post with 3 bags of pemmican — about 270 pounds — and eats about 9 pounds a day.
The food left follows a pattern: F = 270 − 9d, where d is days of travel. Will it last?
10
6 challenges · solve on the first try to earn a star
As a North West Company clerk, Grant kept accounts: pounds of pemmican, pelts traded, and money in North West livres — 12 livres made 1 pound (£) Halifax currency.
Rival posts stood close by, and traders went where the deal was best. Keep the accounts!