Cuthbert Grant, Pemmican, and Seven Oaks

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6 challenges · solve on the first try to earn a star

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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!

Beaver pelts

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6 challenges · solve on the first try to earn a star

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Grant's post on the Qu'Appelle River was a provisioning post: its job was to feed the canoe brigades.

A crew of 6 paddlers ate about 9 pounds of pemmican a day. Plan the food and the trades.

Pemmican bags, about 90 lb each

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6 challenges · solve on the first try to earn a star

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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?

3 bags ≈ 270 lb