An eagle is perched in a tree 40 feet above sea level. Directly below the eagle, a pelican is flying 10 feet above sea level. Directly below the birds is a shark, swimming 30 feet below sea level. Draw a picture to help answer the following questions: a) What is the DIFFERENCE in height between the pelican and the shark?

Acollege is selling tickets for a winter fund-raiser. one day, krissa sold 14 adult tickets and 8 student tickets for a total of $376. the next day, she sold 7 adult tickets and 11 student tickets for a total of $272. krissa wanted to find the price of one adult ticket, a, and the price of one student ticket, s. she wrote and solved the following system of equations.