You are making ham and cheese sandwiches for a party. Each sandwich is made with three slices of ham, one piece of cheese, and two slices of bread. You have 30 slices of ham, 20 slices of cheese, and 3 loaves of bread. Each loaf of bread has 12 slices. How many ham sandwiches can you make? To receive credit for this, you must show your work using dimensional analysis to justify your answer. What is the limiting reactant (ingredient)? What are the excess reactants (ingredients)?