Answer:
a)
Step-by-step explanation:
he drives every workday of the week 10 miles for work.
that is 5 data every week. so the total miles driven for work during the week is
5×10 = 50 miles.
he can drive with a full tank 100 miles.
so, the remaining miles for the weekend are
100 - 5×10 = 50 miles
