A"ball room" where young children can go to play has to be filled with plastic balls. each ball has
a 4cm radius. the room is 3m long, 4m wide and 1.5m high. the room needs to be filled with the
balls. how many balls are needed? how will you account for the spaces that are wasted due to
the shape of a sphere?

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