Paolo wants to use two different breads for his sandwich. He has rye, wheat, multigrain, and white bread. How many different sandwiches can he make?

Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.