5. Stephen was invited to perform a piano recital. In preparation for the event, Stephen recorded the amount of time, in minutes, that he rehearsed each day for the piano recital. Stephen rehearsed for 32 days and data for all these days is displayed in the following box-and-whisker diagram. 0 10 20 30 40 50 60 70 80 90 100 rehearsal time (in minutes) 5a. Write down the median rehearsal time. [1] 5b. Stephen states that he rehearsed on each of the 32 days. State whether Stephen is correct. Give a reason for your answer, [2] 5c. On k days, Stephen practiced exactly 24 minutes. Find the possible values of k. [3]