diff --git a/index.js b/index.js
index 294f6b2..ad59dea 100644
--- a/index.js
+++ b/index.js
@@ -8,11 +8,10 @@ const s4 = "bread";
 const s5 = "and";
 
 // Concatenate the string variables into one new string
-
+const tongueTwister = `${s1} ${s2} ${s3} ${s4} ${s5} ${s3} ${s2} ${s1} ${s4}`
 
 // Print out the concatenated string
-
-
+console.log(tongueTwister)
 
 
 /*******************************************
@@ -20,12 +19,15 @@ const s5 = "and";
 *******************************************/
 const part1 = "java";
 const part2 = "script";
+//console.log(part1.slice(0,(part1.length -1)))
+//console.log(part1[part1.length -1].toUpperCase())
 
 // Convert the last letter of part1 and part2 to uppercase and concatenate the strings
-
+let result = ""
+result = result.concat(part1.slice(0,(part1.length -1)),part1[part1.length -1].toUpperCase(),part2.slice(0,(part2.length -1)),part2[part2.length -1].toUpperCase())
 
 // Print the cameLtaiL-formatted string
-
+console.log(result)
 
 
 
@@ -35,10 +37,10 @@ const part2 = "script";
 const billTotal = 84;
 
 // Calculate the tip (15% of the bill total)
-
+const tipAmount = 84 * 0.15
 
 // Print out the tipAmount
-
+console.log(tipAmount)
 
 
 
@@ -47,10 +49,10 @@ const billTotal = 84;
 *******************************************/
 
 // Generate a random integer between 1 and 10 (inclusive)
-
+let randomNumber = Math.round(Math.random() * 10)
 
 // Print the generated random number
-
+console.log(randomNumber)
 
 
 /*******************************************
@@ -62,15 +64,18 @@ const b = false;
 
 // Try and guess the output of the below expressions first and write your answers down:
 const expression1 = a && b;
+false
 
 const expression2 = a || b;
+true
 
 const expression3 = !a && b;
-
+false
 const expression4 = !(a && b);
-
+true
 const expression5 = !a || !b;
-
+true
 const expression6 = !(a || b);
-
-const expression7 = a && a;
\ No newline at end of file
+false
+const expression7 = a && a;
+true