The length of an actual tunnel is 480 miles. If one inch represents 80 miles, what is the length of the tunnel on a scale drawing

Carrie started with 12 ounces of water when she begin to walk. when she was finish walking she had 2 1/4 ounces of water left. how much did she drank

Imagine a new pasture with grass growing on it. every day after the seeds have germinated, the number of blades of grass in the pasture triples. after 18 days, the entire pasture is completely covered in grass. how many days did it take for the pasture to be one-third covered in grass?

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?