Four groups signed up for a recycling challenge. After two months, two of the groups had collected a large number of items, one group collected very little, and the fourth group was somewhere in between. How many items were collected in total? What was the difference in the amount of items collected between first place and fourth place?

Subscribe To Our Newsletter

Join our mailing list to receive the latest news and updates from Dr. David Costello.

You have successfully subscribed!