Answer
im only in year 9 do you expect me to know that ????????????????????????????
The construction crew took
days to build
miles of road.
Therefore, in 1 day, the crew built
miles of road
=
miles of road
Thus, the required rate is
miles or
miles per day.
Attached solution and work.
B convenience sampling because if it looks bad then she should throw it away but if it looks good then she should keep it