lesson 7 homework answer key - Crying Road Lesson 7 Homework Key Here are the answers to the lesson 7 homework questions. 1720 mL or equivalent b. Let each square represent unit by unit. 4 8 16 2. Given that a group of 5 mites lay 21 eggs each which is 215 105 eggs and a group of 4 mites lay 23 eggs each which is 234 92 eggs. Common Core Grade 4 HMH Go Math Answer Keys.