diff --git a/index.js b/index.js
index 294f6b2..f133483 100644
--- a/index.js
+++ b/index.js
@@ -8,11 +8,11 @@ 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} `
 
 // Print out the concatenated string
 
-
+console.log(tongueTwister)
 
 
 /*******************************************
@@ -23,10 +23,12 @@ const part2 = "script";
 
 // Convert the last letter of part1 and part2 to uppercase and concatenate the strings
 
+let part11 = part1.slice(0,3) + part1[3].toUpperCase();
+let part21 = part2.slice(0,5) + part2[5].toUpperCase();
 
 // Print the cameLtaiL-formatted string
 
-
+console.log(part11+part21);
 
 
 /*******************************************
@@ -35,11 +37,12 @@ const part2 = "script";
 const billTotal = 84;
 
 // Calculate the tip (15% of the bill total)
-
+let tip = 0.15
+let tipAmount = billTotal*tip
 
 // Print out the tipAmount
 
-
+console.log(tipAmount)
 
 
 /*******************************************
@@ -48,9 +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)
 
 
 /*******************************************
@@ -61,16 +66,31 @@ 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
+
+const expression2 = a || b; //true
+
+const expression3 = !a && b; // false
+
+const expression4 = !(a && b); //true
+
+const expression5 = !a || !b; //true
+
+const expression6 = !(a || b); //false
+
+const expression7 = a && a; //true
+
+
+console.log(expression1)
 
-const expression2 = a || b;
+console.log(expression2)
 
-const expression3 = !a && b;
+console.log(expression3)
 
-const expression4 = !(a && b);
+console.log(expression4)
 
-const expression5 = !a || !b;
+console.log(expression5)
 
-const expression6 = !(a || b);
+console.log(expression6)
 
-const expression7 = a && a;
\ No newline at end of file
+console.log(expression7)