Wassup peoples :) im bored sooo r a t e me 1-10 plz

Brent wants to know what is 5 x 1/2

Solve the inequality and graph 6j - 7 < 5

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.