diff --git a/04_Day_Conditionals/04_day_conditionals.md b/04_Day_Conditionals/04_day_conditionals.md
index 0100844..450adfb 100644
--- a/04_Day_Conditionals/04_day_conditionals.md
+++ b/04_Day_Conditionals/04_day_conditionals.md
@@ -323,9 +323,9 @@ isRaining
 
 ### Exercises: Level 2
 
-1. Write a code which  can give grades to students according to theirs scores:
+1. Write a code which can give grades to students according to theirs scores:
    - 80-100, A
-   - 70-89, B
+   - 70-79, B
    - 60-69, C
    - 50-59, D
    - 0-49, F