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+## Data types assignment
+
+- We are deciding what data types should be used in making a shopping cart for a e-commerece website.
+- Strings can be used to store the names of the items added to the cart.
+- Numbers can be used to store the quantity and price of the items added to the cart.
+- Boolean can be used to represent if the required quantity of items are in stock or not.
+
+## Functions-methods assignment
+
+```javascript
+    function addWithIncrease(a, b, x = 2,statement="The added result is"){
+        let val = (a+b)*x;
+        return statement + ' ' + val;
+    }
+    function multiplyWithIncrease(a, b, x = 3){
+        let val = a * b + x;
+        console.log(val);
+    }
+    console.log(addWithIncrease(1,2,3));
+    multiplyWithIncrese(1,2,3);
+```
+
+## Making-decisions assignment
+
+```javascript
+    let allStudents = ['A', 'B-', 1,4,5,2]
+    let studentsWhoPass = [];
+
+    for(let i = 0 ; i < allStudents.length ; i++){
+        let val = allStudents[i];
+        if (Number.isInteger(val)){
+            if (val >= 3 ){
+                studentsWhoPass.push(val);
+            }
+        }
+        else{
+            switch(val){
+                case 'A':
+                    studentsWhoPass.push(val);
+                    break;
+                case 'A-':
+                    studentsWhoPass.push(val);
+                    break;
+                case 'B':
+                    studentsWhoPass.push(val);
+                    break;
+                case 'B-':
+                    studentsWhoPass.push(val);
+                    break;
+                case 'C':
+                    studentsWhoPass.push(val);
+                    break;
+                default:
+                    break;
+            }
+        }
+    }
+```
+
+## Arrays and Loops assignment
+
+```javascript
+    let arr = []
+    for(let i = 1 ; i <= 20 ; i++){
+        arr.push(i);
+    }
+    for(let i of arr){
+        if(i % 3 === 0){
+            console.log(i);
+        }
+    }
+```
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