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If food for 5 people lasts 32 days food for 8 people lasts
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If food for 5 people lasts 32 days food for 8 people lasts

User Minus One
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Do this as a ratio with people on top and days on bottom: 5/32 = 8/x. Now solve for x by cross-multiplying to get 5x = 256, and x = 51.2 days

User Ramseykhalaf
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