1. One evening Mark Alorenzo did 3/8 of his homework before supper, another 2/8 of it while his children did their homework, and 1/ 8 after his children went to bed. What part of his homework did he do that evening?
2. The Simpsons will be fencing in their land, which is in the shape of a rectangle. In order to do this, they need to find its perimeter. Find the perimeter of their land.

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* mile 16 5 mile 16