Are these events independent or dependent? A. Picking two colored pencils out of a box.
B. Picking a number from a hat, putting it back and choosing a second number.

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.