Guy wants to swim 500 meters. after 75 meters, he takes a break. what percent of his goal has he already met?

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?

Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents