### Home > GB8I > Chapter 3 Unit 4 > Lesson INT1: 3.3.3 > Problem 3-137

3-137.

Every ton of recycled office paper saves about

Review dimensional analysis in the Math Notes box in Lesson 2.3.1.

3-137.

Every ton of recycled office paper saves about

Review dimensional analysis in the Math Notes box in Lesson 2.3.1.