Help just write the number example: 3 rounds to 4

The perimeter of a stage is 116 feet. it is 17 feet wide. how long is it?

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.

Need me know if option a,b,c are wrong so ik its d