Each tank can hold up 20 fish. how many more fish can the pet shop put in the 3 tanks?

The soccer team at your school wants to spray paint a design on the middle of the playing field. the design will include this soccer ball. you have been asked to enlarge the drawing of this ball to use for the painting on the field. explain how to accurately enlarge or reduce the size of objects such as the soccer ball.

What is the solution of |2x-5|< 21

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?