Jack brought 10 bags of balloons to prank his friends by filling their rooms with balloons. Since Jack goes to Charter school he gets out of school at 1:15. And his friends are brothers that goes to public school. And his friends get out of school at 2:30 but it takes 20 minutes for his friends to get to their house. And in each bag there is 10 balloons. And Jack starts at 1:20 and it takes him 10 mins for each bag. Will he finish before they get out of school. Answer and explain​