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A certain one-day seminar consisted of a morning session and an afternoon session. If each of the 128 people attending the seminar attended at least one of the two sessions, how many of the people attended the morning session only?
1) 3/4 of the people attended both sessions 2) 7/8 of the people attended the afternoon sessions.

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sqdancefan

Answer:

  16 people (1/8) attended the morning session only

Step-by-step explanation:

If everyone attended something, the 1/8 of the people who didn't attend an afternoon session must have attended only the morning session.

1/8 of the 128 people = 16 people attended only the morning session

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