Copy of Double Number Line: Percent of a Number

"Play" with the applet below and then answer the questions below the applet.
Time To Get Thinking...Copy and paste these questions into a new Google Doc to answer them.
1. What is 30% of 50?[br]2. What is 60% of 90?[br]3. What is 50% of 250?[br]4. What is 30% of 120?[br]5. If you know what 10% of 60 is, how can you quickly find 30% of 60?[br]6. If you know what 10% of 80 is, how can you quickly find 5% of 80?[br]7. What does "percent" actually mean?
– Michelle Consolati, David Cox

Information: Copy of Double Number Line: Percent of a Number