Final answer:
The fraction of the group that had pizza or soup is 3/4 when considering the given numbers of each item for each friend.
Explanation:
To find the fraction of the group that had pizza or soup, we need to recognize that there were 4 with pizza, and 2 with hamburgers and 2 with soup. In total, 4 + 2 + 2 = 8 people. The fraction can be calculated by adding the pizza and soup together, which is 4 + 2 = 6, then dividing by the total number, giving us 6/8 which simplifies to 3/4.
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