Every monday evening, a mathematics teacher stops by the dry cleaners, drops off the shirts that he wore for the week, and picks up his previous week’s load. if he wears a clean shirt every day, including saturday and sunday, what is the minimum number of shirts that he can own?

The distance between a football fsaid and a parking lot is 135 feet. what is that length in yards? 2 mickey needs to cut pieces of ribbon that are each 1 meter long to tie onto balloons. if he has 8 pieces of ribbon that are each 1 dekameter long, how many 1-meter pieces of ribbon can he cut? show work