Answer:
in the pic
Step-by-step explanation:
answer A
.....
If you cut that in half you would get 8. 64 is a square root.
One times one equals one anything times one is the same
Set up a proportion:

=

To solve cross multiply:
3000x=300000
divide both sides by 3000:
3000x/3000=300000/3000
x=100
It will take her 100 hours to drive 4000 miles assuming she continues to travel at this rate.