3. Mikey works at a bike repair shop. He charges $22 per hour, plus a fixed fee of $9, shown by the function f(x) = 22x + 9. In this equation, what does
the x represent?
the number of hours Mikey worked
the amount Mikey charged per hour
the fixed fee
the total cost of the repair job
4. Using Mikey's function in #3, how many hours did he work if he charged
his client $119
O 4 hours
5 hours
0 6 hours
7 hours

Two groups of students were asked how many hours they spent reading each day. the table below shows the numbers for each group: group a 1 2 1 1 3 3 2 2 3 group b 3 2 3 2 2 2 1 1 2 based on the table, which of the following is true? the interquartile range for group a students is 0.5 less than the interquartile range for group b students. the interquartile range for group a students is equal to the interquartile range for group b students. the interquartile range for group a employees is 0.5 more than to the interquartile range for group b students. the interquartile range for group a employees is 1 more than the interquartile range for group b students.