Question

On a Wednesday, Samantha walked to her school 5 km away. She walked for 10 minutes and then she realized that she left her books at home. So she walked back home from half distance for another 10 minutes, collected her books and reached school in the next 20 minutes. Calculate the average speed of Samantha

Answer 1

Answer:

About Illustrations: Illustrations of the Standards for Mathematical Practice (SMP) consist of  several pieces, including a mathematics task, student dialogue, mathematical overview, teacher  reflection questions, and student materials. While the primary use of Illustrations is for teacher  learning about the SMP, some components may be used in the classroom with students. These  include the mathematics task, student dialogue, and student materials.