Update app.py

app.py

@@ -20,11 +20,11 @@ Your score indicates the U.S. school level a person needs to be to understand th
 
 Dale-Chall is one of the most accurate readability metrics. Rather than rely on syllable counts to identify diffult words, 
 Dale-Chall incorporates a list of 3,000 easy words which were understood by 80% of fourth-grade students. 
-The readability score is then computed based on how many words pressent in the passage are not in the list of easy words.
+The readability score is then computed based on how many words present in the passage are not in the list of easy words.
 A score of 4.9 or lower indicates the passage is easily readable by the average 4th grade. 
-Scores between 9.0 and 9.9 indicate the passage is at a college level of readability.
+Scores more than 9.0 indicate the passage is at a college level of readability.
 
-The Gunning Fog scale is similar to the Flesch scale in that it uses syllable counts and sentence length. 
+The Gunning Fog scale is similar to the Flesch scale where it uses syllable counts and sentence length. 
 The scale uses the percentage of 'Foggy' words, those that contain 3 or more syllables. 
 A fog score of 5 is readable, 10 is hard, 15 is difficult, and 20 is very difficult.