Question
In a retreat, there is sufficient food for 300 people
for the duration of the retreat. After 8 days, 100 people leave the retreat. Then, after another 3 days, 50 people join the group, resulting in the food lasting for 6 more days. Determine the number of days the food would have lasted had no one left or joined.Solution
ATQ, 
So, the food would have lasted for 15 days if the group size had remained constant.
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