GSM8K train #123 · Combinatorics · Permutations & combinations
In a conference room, 40 chairs with a capacity of 2 people…
In a conference room, 40 chairs with a capacity of 2 people each were arranged in rows in preparation for the board meeting of a company, whose number of members was the same as the chairs' capacity. If 2/5 of the chairs were not occupied, and the rest each had two people, calculate the number of board members who did attend the meeting.
GSM8K — Grade School Math 8K (Cobbe et al., OpenAI, 2021) · train #123
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