diff --git a/lab-python-functions.ipynb b/lab-python-functions.ipynb
index 44d337b..7e0d89f 100644
--- a/lab-python-functions.ipynb
+++ b/lab-python-functions.ipynb
@@ -43,11 +43,180 @@
     "\n",
     "\n"
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 17,
+   "id": "e2086d88",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "products = [\"t-shirt\",\"mug\",\"hat\",\"book\",\"keychain\"]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 18,
+   "id": "388f54be",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "#1.\n",
+    "inventory = {}\n",
+    "def initialize_inventory(products):\n",
+    "\n",
+    "    for product in products:\n",
+    "        quantity = int(input(f\"Enter the quantity for {product}:\"))\n",
+    "        \n",
+    "        inventory [product] = quantity #assign the product name as the key and the quantity as the value\n",
+    "\n",
+    "    return inventory #return full dictionary\n",
+    "    \n",
+    "    \n",
+    "    "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "id": "2ad51c49",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{'t-shirt': 50, 'mug': 100, 'hat': 20, 'book': 30, 'keychain': 100}\n"
+     ]
+    }
+   ],
+   "source": [
+    "print(initialize_inventory(products))"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "id": "a492dc00",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "#2\n",
+    "\n",
+    "customer_orders = set()\n",
+    "def get_customer_orders():\n",
+    "    continuing_order =\"yes\"\n",
+    "    while continuing_order==\"yes\":\n",
+    "        product = (input(f\"Enter a product name:\"))\n",
+    "        customer_orders.add(product)\n",
+    "        continuing_order = input (f\"Add another?( yes/no):\")\n",
+    "    return customer_orders"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "id": "d139b329",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{'mug', 'book', 'hat'}\n"
+     ]
+    }
+   ],
+   "source": [
+    "print(get_customer_orders())"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "id": "0aa784b2",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "#3\n",
+    "def update_inventory (customer_orders, inventory):\n",
+    "    for product in customer_orders:\n",
+    "        if product in inventory: \n",
+    "            inventory[product] -= 1\n",
+    "    return inventory        \n",
+    "    "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 7,
+   "id": "199f7d79",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "{'t-shirt': 50, 'mug': 99, 'hat': 19, 'book': 29, 'keychain': 100}\n"
+     ]
+    }
+   ],
+   "source": [
+    "print(update_inventory(customer_orders,inventory))"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 22,
+   "id": "41a68508",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "#4 \n",
+    "def  calculate_order_statistics(customer_orders,products): \n",
+    "    total_products_ordered = len (customer_orders)\n",
+    "    percentage_ordered = (len(customer_orders)/len(products))*100\n",
+    "    return total_products_ordered, percentage_ordered"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 23,
+   "id": "ad5033ee",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Total Products ordered: 3\n",
+      "Percentage of Catalog: 100.0%\n"
+     ]
+    }
+   ],
+   "source": [
+    "#5 \n",
+    "def print_order_statistics (order_statistics):\n",
+    "    total,percent = calculate_order_statistics(customer_orders,products)\n",
+    "print(f\"Total Products ordered: {total}\")\n",
+    "print(f\"Percentage of Catalog: {percent}%\")\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "f0dcb295",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "#6 \n",
+    "def "
+   ]
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3",
    "language": "python",
    "name": "python3"
   },
@@ -61,7 +230,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.14.2"
   }
  },
  "nbformat": 4,