You are trying to get enough rope to make a zip line from a tree to the school playground. you decide you need at least 10 feet of rope to make the zip line. each friend has brought the following lengths of rope. friend 1- 5/8 foot, friend 2- 9/5 foot, friend 3- 7/5 foot, friend 4- 3whole and 2/7 feet, friend 5- 4whole and 5/9 feet, friend 6- 1 whole and 3/10 foot. will you be able to build the zip line? how do you know?

someone wants to borrow 4 foot of rope for another project. do you have enough to share?