diff --git a/Exercises/day-1/function-exersice-1.js b/Exercises/day-1/function-exersice-1.js
index 55676ae..16d0b14 100644
--- a/Exercises/day-1/function-exersice-1.js
+++ b/Exercises/day-1/function-exersice-1.js
@@ -20,11 +20,37 @@ const temperature = (oC) => {
 }
 
 // Body mass index(BMI) is calculated as follows: bmi = weight in Kg / (height x height) in m2. Write a function which calculates bmi. BMI is used to broadly define different weight groups in adults 20 years old or older.Check if a person is underweight, normal, overweight or obese based the information given below.
-
+    const BMI = (W,H) => {
+        let bmi=  W / (H * H)
+        if (bmi>18.4 || bmi<25){
+            return 'Normal weight'
+        }
+        else if (bmi>25){
+            return 'Overweight'
+        }
+        else{
+            return 'Underweight'
+        }
+    }
     // The same groups apply to both men and women.
+    
     // Underweight: BMI is less than 18.5
     // Normal weight: BMI is 18.5 to 24.9
     // Overweight: BMI is 25 to 29.9
     // Obese: BMI is 30 or more
 
-// Write a function called checkSeason, it takes a month parameter and returns the season:Autumn, Winter, Spring or Summer.
\ No newline at end of file
+// Write a function called checkSeason, it takes a month parameter and returns the season:Autumn, Winter, Spring or Summer.
+    const checkSeason = (month) => {
+        if (month >= 3 && month <= 5){
+            return 'Spring'
+        }
+        else if (month >= 6 && month <= 8){
+            return 'Summer'
+        }
+        else if (month >= 9 && month <= 11){
+            return 'Autumn'
+        }
+        else{
+            return 'Winter'
+        }
+    }
\ No newline at end of file