diff --git a/index.js b/index.js
index 294f6b2..45ce466 100644
--- a/index.js
+++ b/index.js
@@ -8,8 +8,8 @@ const s4 = "bread";
 const s5 = "and";
 
 // Concatenate the string variables into one new string
-
-
+let tongueTwister = s1+" "+s2+" "+s3+" "+s4+" "+s5+" "+s3+" "+s2+" "+s1+" "+s4
+console.log(tongueTwister)
 // Print out the concatenated string
 
 
@@ -22,10 +22,14 @@ const part1 = "java";
 const part2 = "script";
 
 // Convert the last letter of part1 and part2 to uppercase and concatenate the strings
-
+let result = 
+  part1.slice(0, -1) + 
+  part1.slice(-1).toUpperCase() + 
+  part2.slice(0, -1) + 
+  part2.slice(-1).toUpperCase();
 
 // Print the cameLtaiL-formatted string
-
+console.log(result)
 
 
 
@@ -35,10 +39,10 @@ const part2 = "script";
 const billTotal = 84;
 
 // Calculate the tip (15% of the bill total)
-
+let tipAmount = billTotal*0.15;
 
 // Print out the tipAmount
-
+console.log(tipAmount);
 
 
 
@@ -47,11 +51,11 @@ const billTotal = 84;
 *******************************************/
 
 // Generate a random integer between 1 and 10 (inclusive)
-
+let randomNumber = Math.floor(Math.random() * 10) + 1;
 
 // Print the generated random number
 
-
+console.log(randomNumber)
 
 /*******************************************
     Iteration 3.1 | Booleans
@@ -61,16 +65,23 @@ const a = true;
 const b = false;
 
 // Try and guess the output of the below expressions first and write your answers down:
-const expression1 = a && b;
+const expression1 = a && b; // false
+console.log(expression1);
 
-const expression2 = a || b;
+const expression2 = a || b; // true
+console.log(expression2);
 
-const expression3 = !a && b;
+const expression3 = !a && b; // false
+console.log(expression3);
 
-const expression4 = !(a && b);
+const expression4 = !(a && b); // true
+console.log(expression4);
 
-const expression5 = !a || !b;
+const expression5 = !a || !b; // true
+console.log(expression5);
 
-const expression6 = !(a || b);
+const expression6 = !(a || b); // false
+console.log(expression6);
 
-const expression7 = a && a;
\ No newline at end of file
+const expression7 = a && a; // true
+console.log(expression7);
\ No newline at end of file