Awater park charges a rental fee plus an hourly fee for inflatable inner tubes. the total costs of 3, 4, and 5 hours are $8.00, $8.75, and $9.50, respectively. what is the cost of the hourly fee? what is the cost of the rental fee?

Answer this question! 30 points and brainliest!

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?