 
 <prompt> Barbara Blackburn le ṣe iṣẹ lati ṣe ọrọ 212 lẹti ní ọkàn. Nígbà tí Carpal tunnel syndrome wà, Barbara ko le lo iṣẹ rẹ ọkàn rẹiṣẹ fun ọjọ kan nítorí náà iṣẹ rẹ lẹti ní 40 lẹti ní ọkàn. Tó bá ti pẹlu ọrọ tó wà ní 3440 lẹti, báwo ni o le pẹlu niwọle lati pẹlu ọrọ tó wà? <response>: Due to carpal tunnel syndrome, Barbara can only type 212 - 40= 172 words per minute.
So, she will be able to finish typing the document in 3440/172 = 20 minutes.

The answer will be 20. 