- A1 square = 10
- B1 square = 500
- C1 square = 50
- D1 square = 5
Step-by-Step Solution
The biggest value is 475. With 1 square = 50 it needs 9½ squares, which fits. 1 square = 10 needs about 48 squares; 1 square = 500 makes every bar less than one square tall.
Answer: C) 1 square = 50