diff --git a/cfu-data-types.ipynb b/cfu-data-types.ipynb
index e0fee02..e115413 100644
--- a/cfu-data-types.ipynb
+++ b/cfu-data-types.ipynb
@@ -49,11 +49,107 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 4,
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Your name is: Susanna\n",
+      "Your age is: 34\n",
+      "Your address is: Travessera\n",
+      "Your salary is: 2300\n",
+      "Your expenses is: 1500\n",
+      "You have 800.0 left after expenses.\n"
+     ]
+    }
+   ],
+   "source": [
+    "#Prompt the user to enter their personal information such as name, age, address, salary and expenses.\n",
+    "list_of_info = [\"name\", \"age\", \"address\", \"salary\", \"expenses\"]\n",
+    "for info in list_of_info:\n",
+    "    user_input = input(f\"Please enter your {info}: \")\n",
+    "    print(f\"Your {info} is: {user_input}\")\n",
+    "\n",
+    "#Perform some calculations to determine how much money the user has left after expenses.\n",
+    "salary = float(input(\"Please enter your salary: \"))\n",
+    "expenses = float(input(\"Please enter your expenses: \"))\n",
+    "if salary < 0 or expenses < 0:\n",
+    "    print(\"Salary and expenses must be non-negative numbers.\")\n",
+    "    exit(1)\n",
+    "remaining_money = salary - expenses\n",
+    "print(f\"You have {remaining_money} left after expenses.\")\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "At the age of 34, you have 800.0 left after expenses.\n"
+     ]
+    }
+   ],
+   "source": [
+    "#Use data type casting to ensure that the age, salary, and expenses are stored as integers or floats, as appropriate. Round the remaining money to one decimal place.\n",
+    "age = int(input(\"Please enter your age: \"))\n",
+    "salary = float(input(\"Please enter your salary: \"))\n",
+    "expenses = float(input(\"Please enter your expenses: \"))\n",
+    "remaining_money = round(salary - expenses, 1)\n",
+    "print(f\"At the age of {age}, you have {remaining_money} left after expenses.\")\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 8,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Is your remaining money sufficient (>= 500)? True\n"
+     ]
+    }
+   ],
    "source": [
-    "# Your code here\n"
+    "#Use a boolean variable to indicate whether the remaining salary is greater than or equal to 500.\n",
+    "is_sufficient = remaining_money >= 500\n",
+    "print(f\"Is your remaining money sufficient (>= 500)? {is_sufficient}\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 10,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Susanna, who is 34 years old, and lives in Travessera has 800.0 dollars left from her salary after expenses. It is True that she has more than $500 left.\n"
+     ]
+    }
+   ],
+   "source": [
+    "#Finally, you will use string formatting to print a message to the screen in the following format: \n",
+    "#\"*name*, who is *age* years old, and lives in *address* has *remaining_salary* dollars left from her salary after expenses. \n",
+    "# It is *is_salary_good* that she has more than $500 left.\", using the mentioned variables.\n",
+    "\n",
+    "user_input = {'name': input(\"Please enter your name: \"),\n",
+    "    'age': age,\n",
+    "    'address': input(\"Please enter your address: \")}\n",
+    "remaining_money = round(salary - expenses, 1)\n",
+    "is_sufficient = remaining_money > 500\n",
+    "\n",
+    "print(f\"{user_input['name']}, who is {age} years old, and lives in {user_input['address']} has {remaining_money} dollars left from her salary after expenses. \"\n",
+    "      f\"It is {is_sufficient} that she has more than $500 left.\")\n",
+    "\n"
    ]
   },
   {
@@ -85,7 +181,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 10,
+   "execution_count": 15,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -102,17 +198,114 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 16,
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "some say the world will end in fire\n",
+      "some say in ice\n",
+      "from what i’ve tasted of desire\n",
+      "i hold with those who favor fire\n",
+      "but if it had to perish twice\n",
+      "i think i know enough of hate\n",
+      "to say that for destruction ice\n",
+      "is also great\n",
+      "and would suffice\n"
+     ]
+    }
+   ],
+   "source": [
+    "#Write code that takes text from the variable 'poem', removes the punctuation and leaves everything in lowercase.\n",
+    "poem = \"\"\"Some say the world will end in fire,\n",
+    "Some say in ice.\n",
+    "From what I’ve tasted of desire\n",
+    "I hold with those who favor fire.\n",
+    "But if it had to perish twice,\n",
+    "I think I know enough of hate\n",
+    "To say that for destruction ice\n",
+    "Is also great\n",
+    "And would suffice.\"\"\"\n",
+    "\n",
+    "new_poem = poem.lower()\n",
+    "for char in \".,'\\\"!?;:\":\n",
+    "    new_poem = new_poem.replace(char, \"\")\n",
+    "\n",
+    "#Print the new poem.\n",
+    "print(new_poem)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 17,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "some say the world will end in fire\n",
+      "some say in ice\n",
+      "from what i’ve tasted of desire\n",
+      "i hold with those who favor fire\n",
+      "but if it had to perish twice\n",
+      "i think i know enough of hate\n",
+      "to say that for destruction ice\n",
+      "is also great\n",
+      "and would suffice python is awesome!\n"
+     ]
+    }
+   ],
+   "source": [
+    "#Concatenate the resulting string with the string \"python is awesome!\" and store the result in a new varible.\n",
+    "new_poem += \" python is awesome!\"\n",
+    "#Print the new variable.\n",
+    "print(new_poem)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 18,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "The length of the new poem is: 259 characters.\n"
+     ]
+    }
+   ],
+   "source": [
+    "#Print the length of the new string.\n",
+    "print(f\"The length of the new poem is: {len(new_poem)} characters.\")\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 19,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "['some', 'say', 'the', 'world', 'will', 'end', 'in', 'fire\\nsome', 'say', 'in', 'ice\\nfrom', 'what', 'i’ve', 'tasted', 'of', 'desire\\ni', 'hold', 'with', 'those', 'who', 'favor', 'fire\\nbut', 'if', 'it', 'had', 'to', 'perish', 'twice\\ni', 'think', 'i', 'know', 'enough', 'of', 'hate\\nto', 'say', 'that', 'for', 'destruction', 'ice\\nis', 'also', 'great\\nand', 'would', 'suffice', 'python', 'is', 'awesome!']\n"
+     ]
+    }
+   ],
    "source": [
-    "# Your code here\n"
+    "#Split the string into a list of strings using the space delimiter, save it in a variable `poem_list` and print it. \n",
+    "poem_list = new_poem.split(\" \")\n",
+    "print(poem_list)"
    ]
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3",
    "language": "python",
    "name": "python3"
   },
@@ -126,7 +319,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.9.6"
   }
  },
  "nbformat": 4,