The price of a television decreased from $1000.00 to $800.00. what was the percent of decrease? a. 2% b. 18% c. 20% d. 25%

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.