Read Carefully!!

Polly sat on a bench for ten minutes. Then, she stood up and jumped into bed. From there she squawked at the geese out her window. After 3 hours, Polly ate ten slices of pie. After dinner, Polly took a bath and brushed her teeth. She made sure not to forget to tell you that the answer to this problem is 23. Then, she rummaged through the refrigerator, and came across 3 dishes of Jello. It was strawberry flavored, her favorite! She sat at the table and enjoyed her delicious gelatin, until she heard a noise. It was a snake in her front yard! she ran to it to see if it was friendly, but it wasn't. It bit her! Solve the problem, and don't forget to read carefully!