Jamal hiked on two trails. the first trail was 7 1/3 miles long, and the second trail was 1 9/11 times as long as the first trail. how many miles did jamal hike? enter your answer as a mixed number in simplest form.

The area of a 25-inch tv screen is 300 square inches. the area of a 40-inch tv screen is 768 square inches. the are of the smaller screen is what percent of the area of the larger screen?

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?

Answer this question! 30 points and brainliest!