JavaScript Fundamental Challenges

JS Fundamental Challenges/Challenges.js

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+//This File Contains the Challenges Answers for this Course 
+
+//Challeng - 1
+
+let massMark = 78;
+let heightMark = 1.69;
+
+let massJohn = 92;
+let heightJohn = 1.93;
+
+let BMIMark = (78/(1.69*1.69));
+let BMIJohn = (92/(1.93*1.93));
+
+console.log(BMIMark);
+console.log(BMIJohn);
+
+//bonus 
+let markHigherBMI =(BMIMark>BMIJohn);
+console.log(markHigherBMI);
+
+
+//Challenge 2 
+
+if(BMIJohn>BMIMark)
+{
+    console.log(`John's BMI (${BMIJohn}) is higher than Mark's (${BMIMark})!`);
+}
+
+else{
+    console.log(`Mark's BMI (${BMIMark}) is higher than John's (${BMIJohn})!`);
+}
+
+//Challemge 3 
+
+/* Write your code below. Good luck! 🙂 */
+const scoreDolphins =(96+108+89)/3;
+const scoreKoalas =(88+91+110)/3;
+console.log(scoreDolphins,scoreKoalas);
+
+if(scoreDolphins>scoreKoalas)
+{
+    console.log("Dolphins win the trophy");
+}
+else if(scoreKoalas>scoreDolphins)
+{
+    console.log("Koalas win the trophy");
+}
+else if(scoreDolphins===scoreKoalas)
+{
+    console.log("Both win the trophy");
+}
+
+
+//Challenge 3 
+
+// in if and else statements 
+
+const bill = 430;
+let total;
+if(bill>=50 && bill<=300)
+{
+    tip=0.15*bill;
+    total=tip+bill;
+    console.log(`The bill was ${bill}, the tip was ${tip}, and the total value ${total} . `);
+}
+else{
+    tip=0.20*bill;
+    total=tip+bill;
+    console.log(`The bill was ${bill}, the tip was ${tip}, and the total value ${total} . `);
+}
+
+
+
+// in ternary Operator 
+// const bill = 275;
+const tip = bill >= 50 && bill <= 300 ? bill * 0.15 : bill * 0.2;
+console.log(`The bill was ${bill}, the tip was ${tip}, and the total value ${total}`);