Aboat traveled 84 miles downstream and back. the trip downstream took 4 hours. the trip back took 28 hours. find the speed of the boat in still water and the speed of the current.

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.

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

Kayla made observations about the sellin price of a new brand of coffee that sold in the three different sized bags she recorded those observations in the following table 6 is $2.10 8 is $2.80 and 16 is to $5.60 use the relationship to predict the cost of a 20oz bag of coffee.