Bryant is in charge of making punch for the banquet. He is going to mix pineapple juice costing $1.29 per liter and ginger ale costing 74 C per liter. He wishes to make 9 liters but pay only $8.86. Which system of equations best represents the situation if P represents the number of liters of Pineapple juice and G represents the number of liters of ginger ale?

Agroup 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?