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?

Question

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?

anonymous · Answer

Im confused why 8 at home and not 7?

hartnn · Answer

since he wears clean shirt everyday, he must have atleast 7 shirts for week....mon eve to tue eve = 1 shirt .....tue eve to wed eve = 2nd shirt...going on ...sun eve to mon eve it would be 7th shirt and not 8.

hartnn · Answer

bdw, he can own minimally 14 shirts....

anonymous · Answer

thx

hartnn · Answer

welcome :)