Anontoxic furniture polish can be made by combining vinegar and olive oil. the amount of oil should be five times the amount of vinegar. how much of each ingredient is needed in order to make 57 oz of furniture polish?
to make 57 oz of furniture polish, oz of vinegar and
oz of olive oil are needed.
(simplify your answers. type mixed numerals, if possible. otherwise, type integers or fractions.)

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?