8 miles e
Eric walks around a man-made circular lake (pictured above) two times. How far (in miles) has he
walked?
Eric has walked a total of
miles.
Use 3.14 or the a button on your calculator.
Round your answer to the nearest tenth.

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?