The Planet Café Problem:

  1. Please find how many chairs are needed for a 4-table, a 5-table, a 6-table arrangement, a 20-table arrangement and record your findings on the table below.
  2. (You may use the pattern blocks to validate your answer).

  3. Please describe in writing (using words, symbols, pictures, and/or numbers) the strategy you used to find the number of chairs for the 20-table arrangement.

Number of Café Tables Number of Café Chairs
1  
2  
3  
4