Sirin Sirin 19-07-2016 Mathematics contestada Use a unit rate to find the unknown value. 1: 40/8 = 45/? 2: 42/14 = ?/5 3: ?/2 = 56/8 4: ?/4 = 26/13 Please answer all of the questions, and lable the answers to the questions you are answering. Example: 1: 40/8 = 45/1238195