Which line plot correctly shows the difference between the greatest and least practice times as one and one-fourth hours?

When i add money am i supposed to make it like this 7+12 or 7.00+12.00 because i got 19 dollars for my answer

During a bike challenge riders have to collect various colored ribbons each 1/2 mile they collect a red ribbon each eighth mile they collect a green ribbon and each quarter mile they collect a blue ribbion wich colors of ribion will be collected at the 3/4 markrer

Give all possible names for the line shown. calculation tip: lines can be written with either point first.