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In an outbreak of typhoid fever among attendees of an acquaintance party, 99 persons ate spaghetti, 30 of whom developed typhoid fever, 63 ate mac-and-cheese

In an outbreak of typhoid fever among attendees of an acquaintance party, 99 persons ate spaghetti, 30 of whom developed typhoid fever, 63 ate mac-and-cheese of whom 20 developed typhoid fever. Which group of people had the higher attack rate? Express calculated answers in percentage and in 2 decimal places if applicable.

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