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.
Answer:
Sams Investment will be $9995.62
Step-by-step explanation:
Click on the picture! This is the explanation in accident I deleted it hope it helps!
4*3*2*1
24 three-digit numbers can be formed