Apair of jeans is on sale for 25% off the original price. which expression represents the sale price? if the original price of the jeans is $40, evaluate the expression to find the sale price. (1 point)s = p – 0.25 p; $30 s = p – 25; $15 s = p – 0.25p; $10 s = p – 0.25; $39.75

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.