I need help with this question and I need it fast

What is this inequality notation? t is less then or equal to 2

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.

The distance between two points is 6.5cm and scale of map is 1: 1000 what's the distance between the two points