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Mathematics, 08.07.2019 15:10 rafigm8780

Confused on what to do! marathon training amanda and kevin are training for a marathon. to prepare for this marathon they have been training and tracking their progress periodically. in the first week of training kevin ran an average of 9.00 minutes per mile. later, in week five of training he ran an average of 6.50 minutes per mile. in the first week of training amanda ran an average of 10.00 minutes per mile. later, in week seven of training she ran an average of 5.00 minutes per mile. assuming that kevin and amanda continue to train and improve their times at the same rate your task is to determine which week they will have the same average minutes per mile. we will assume that the relationship is linear as they will be training for a maximum of 10 weeks. to complete this task follow the steps below. 1. determine the equation of a line in standard form that represents kevin’s training progress. his progress corresponds to the points (1, 9.00) and (5, 6.50). 2. determine the equation of a line in standard form that represents amanda’s training progress. her progress corresponds to the points (1, 10.00) and (7, 5.00) 3. solve the system of equations (showing work would be awesome! ) 4. in which week will kevin and amanda have the same average minutes per mile? 5. if kevin and amanda continue to train until week 16, what will their times be? 6. do you believe a linear model best represents the relationship of the time of the runners and the weeks that passed? (hint: look at question 5). what do you think this says about problems in the real world? justify your thoughts in 3-4 sentences. sorry it's this long, but , i really don't know where to start or what to use to solve! i really need the to understand. if you can't answer all, it's ok, but at least 2 or more would be great, so that way, i'll know to where to start!

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