1. You want to get feedback from five-year-old kids on a new toy. 2. You want to include an expert's opinion in a medical research paper.
3. Get feedback from shoppers on their grocery shopping experience.

The simple interest on a loan of 200$ at 10% per year is

Mr. mann's science students were experimenting with speed. they set up a 1 meter (100 cm) track. the students used balls instead of cars. the balls were different sizes and made of different materials. four at a time, students rolled balls around the track to see which had the fastest and slowest speeds. some of their data are shown in the table. which ball will take the longest to complete one lap around the track?

What are three voluntary behaviors that is not control by results?