Leslie ran a 5-kilometer race in 22 minutes. jorge ran a 2-kilometer race in 8.5 minutes. which runner ran at the faster rate?

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.

Solve 3x-18=2y and 5x-6y=6 by elimination show work

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?