# Problem 3, question "c"

Dear authors,

Can you please specify why are we allowed to consider two bedrooms as one bedroom?

If we think about rooms as positions, they are 2 different ones. Are you sure we can reduce the initial number of positions by just 1 instead of 2?

Kind regards,

Vladimir

1 answers ( 0 marked as helpful)

Hey Vladimir,

Thank you for reaching out!

Since the two bedrooms will be painted in the same color, we need to choose 6 colors among all 9 options. This is equivalent to considering 6 rooms instead of 7 and reaches the same solution, namely,

Hope this helps! Let me know if something remains unclear!

Kind regards,

365 Hristina