Melinda rents paddle boats down at the pier. she uses 5.5 feet of nylon rope to tie off each boat. she started with 80 feet of rope. after securing all the boats, she was left with more than 3 feet of rope. how many boats did melinda tie off?

Beth took out a $20,000 loan for college she is borrowing money from two banks. bank a charges an interest rate of 8.5% bank b charges and interest rate of 10.5% after one year alice owes $1860 in interest how much money did she borrow from bank a

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

If there is no real number solution to the quadratic equation x^2+2x+c=0 what is a possible value of c? 1 -2 0 3