7/9 has how many 1/3's in it? how do you solve this ?

Answer this question, only if you know the answer. 30 points and brainliest!

What are “like terms”? why can we only add like terms?

The table below lists recommended amounts of food to order for 10 party guests. how much of each food item should nathan and amanda order for a graduation party with 55 guests? use the table to answer. item amount fried chicken 16 pieces lasagna 7 pounds deli meats 1.8 pounds sliced cheese 1 and two fifths pounds bakery buns 1 dozen potato salad 2 pounds