Bacon Ranch Pasta Salad

Ingredients

• 12 oz tri-color rotini pasta
• 1/2 cup sour cream
• 1/2 cup mayonnaise
• 1 oz ranch seasoning (packet)
• 1/2 teaspoon garlic powder
• 1/2 cup milk
• 8 slices cooked bacon (chopped)
• 1 large tomato (diced)
• 1 cup shredded cheddar cheese
• 4.25 oz sliced black olives (drained)