Sandy asked a printing company to enlarge a drawing to 130% of its original size. if the width of the original drawing was 37 centimeters, what is the width of the copy of the drawing?

How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?

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?

Which of the following is missing in the explicit formula for the compound interest geometric sequence below?