Answer:
chicken per 3 people ≅ 0.681kg.
Explanation:
You have half a pound of chicken per person (1/2 lb / p) and since there are 3 people then 3 * (1/2 lb / p) will be needed 1.5 lb for every 3 people , but this amount must be in kilograms, so :
≅0.681kg.