3.You are given 40 to buy some groceries. As you put items into the cart , how will you decide how many you can buy?

## Step 1: Calculate the cost of desired items.<br />### Add up the prices of all the grocery items you want to buy.<br /><br />## Step 2: Compare total cost with available money.<br />### Check if the total cost of the items is less than or equal to the $\$40$ you have.<br /><br />## Step 3: Adjust the number of items if necessary.<br />### If the total cost exceeds $\$40$, remove some items from your cart until the total is within your budget. Consider prioritizing essential items and comparing prices to find the best deals.