I must reincarnate bye all my friends

Oscar and julie ashton are celebrating their 15th anniversary by having a reception hall. they have budgeted $4,500 for their reception. if the reception hall charges a $90 cleanup fee plus & 36 per person, find the greatest number of people that they may invite and still stay within their budget.

Free points also plz look my profile and answer really stuff

What rotation was applied to triangle def to create d’e’f’?