Terry has 321 groups of toy boats. he has 8 boats in each group. how many boats does terry have?

What are the values of each variable in the diagram below?

You use technology ans find a sum of 6.712e-8. write this sum in standard form

Dana wants to identify the favorite professional baseball team of people in her community. she stands outside a local sporting goods store and asks every other person who enters, "what is your favorite professional baseball team? " will the results of her survey be valid? explain.