Mr. shim's book club meeting started at 6: 55 p. m. and ended at 9: 35 p. m. how long did the meeting last?

I'll give brainliest if you answer right : )

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.

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?