Which represents a proportional relations family takes a road trip, and it takes 13 tanks of gas to travel 14 of the total distance. At this rate, what fraction of the total trip distance can the family travel use 1 tank of gas? A. 1/12

B. 3/4

C. 11/12

D. 4/3

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.

Which expression is equal to (f+g)(x)?

Which of the following vectors are orthogonal to (2,1)? check all that apply