Liz, jas and Sam each have a collection of marbles. The three of them pool their marbles to make a larger collection. They weigh the marbles on a postal scale. Together they have 2$6 marbles which.weigh 183 ounces. What is the average weight(unit rate) of each marble?
3 answers
What is this? 2$6
Oh sorry 246 marables
183 / 246 = 0.74 ounces