diff --git a/README.md b/README.md
index 8b80828..0d4ac57 100644
--- a/README.md
+++ b/README.md
@@ -70,7 +70,7 @@ Example steps for question 4:
 
     2. console.log number.
 
-    3. Declare another variable roundedNumber that has the value of z but rounded to the nearest integer.
+    3. Declare another variable roundedNumber that has the value of number but rounded to the nearest integer.
 
     4. console.log number.
 
diff --git a/app.js b/app.js
new file mode 100644
index 0000000..17bc396
--- /dev/null
+++ b/app.js
@@ -0,0 +1,106 @@
+// Q1 - Write a console.log statement saying "Hello World!" for each language that you know.
+console.log("Merhaba Dunya");  // Turkish
+console.log("Salam Dunya"); // Azerbaijani
+console.log("Witaj świecie"); //Polish
+
+// Q2 - Consider the following code: console.log('I'm awesome');
+console.log("I'm awesome");
+
+// Q3 - Declare a variable age and initialize it with an integer, using these exact steps:
+let myAge;  // i
+console.log("the value of age will be: 32"); // ii
+console.log(myAge); // iii
+myAge = 32; // iv
+console.log("the value of age is " + myAge); // v
+console.log(myAge); // vi
+
+// Q4 - Declare a variable name and assign a string to it.
+let newVar = "lemon"; 
+console.log("the value of my string will be: lime"); // i
+console.log(newVar); // ii
+newVar = "lime"; // iii
+console.log("the value of my string is " + newVar); // iv
+console.log(newVar); // v
+
+// Q5 - How do you round the number 7.25, to the nearest integer (i.e., whole number)?
+let number = 7.25; // i
+console.log(number); // ii
+let roundedNumber=Math.round(number);// iii
+console.log(roundedNumber);// iV
+if(number > roundedNumber){ // v
+    highestValue = number;
+} else if(number == roundedNumber){
+    console.log("number and rounded number is equal");
+} else {
+    highestValue = roundedNumber;
+}
+console.log(highestValue); // vi
+
+// Q6 - Arrays
+let cities = []; // i
+console.log("My favorite cities: 'Denizli', 'Toronto', 'Dubai'."); // ii
+console.log(cities); // iii
+let myFavoriteAnimals = ["Dog", "Cat", "Shark"]; // iv
+console.log(myFavoriteAnimals); // v
+myFavoriteAnimals.push("Kitten"); // vi
+console.log(myFavoriteAnimals); // vii
+
+// Q7 - More strings: Let's consider the following string: let myString = "this is a test".
+let myString = "this is a test";
+console.log(myString); // i
+let lengthMyString = myString.length; // ii
+console.log(lengthMyString); // iii
+
+// Q8 - If x equals 7, and the only other statement is x = x % 3, what would be the new value of x?
+let x = 7; 
+x = x % 3;
+console.log(x); // i
+
+let y = 35;
+y = y % 6;
+console.log(y); // ii
+
+let z = 83;
+z = z % 9;
+console.log(z); // iii
+
+// Q9 - Write a program to answer the following questions:
+
+let datas = ["umit", 32 , "dog", 5]; // i
+console.log(datas);
+let compare = (6/0) === (10/0);
+console.log(compare); // ii
+console.log("6/0 equal infinite and 10/0 equal infinite. infinite equal infinite."); // iii
+
+// Q10 - I’ve declared a multidimensional array (an array inside an array) -- see below. How can I access the third item’s second element? i.e. [2, 1] is the third element, and I want to access 1. Add a console.log statement accessing this item.
+const grid = [[0, 1], [1, 1], [2, 1], [3, 1]];
+console.log(grid[2][1]);
+
+// Q11 - If I have a variable counter, and I want to increment it by 2, what are three ways I can do this? Add three console.log statements with the three different ways.
+let counter = 0;
+console.log("first method");
+console.log(counter + 2);
+
+console.log("second method");
+counter += 2;
+console.log(counter);
+
+console.log("third method");
+counter = counter + 2;
+console.log(counter);
+
+// Q12 - Here’s a profile about a cat for adoption. Create variables to hold information about this cat as shown on the profile. For example:
+const name = 'Prince';
+const bestFriend = 'Thomas';
+const breed ='Domestik Shorthair';
+const color ='Orange or Red Tabby';
+const age = '1 year old';
+const sex = 'Male';
+const hair ='Short';
+const info=['Neutered', 'Good with Kids', 'Shots Up to Date', 'Good with Cats'];
+const myStory=['facebook', 'twitter', 'pinterest', 'email'];
+const date='july 28,2018';
+
+// Q13 - 13. Create two variables -- one to hold the names of the kittens and one to hold the names of the adult cats. Make sure to choose an appropriate data type to hold this information!
+let kittens=['Kyle Meowry', 'Luna', 'Obi','Charlie', 'Raspberries'];
+let adults=['Mezzo', 'Sabrina', 'josie'];
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