Find the geometric mean of the 2 numbers and give your answer is simplest form. 4 and 7

28
28

28−−√square root of 28

27√2square root of 7

5

Can someone pls ! pls answer all. no explanation needed..

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.

Which compound inequality could be represented by the graph?