Given the triangles are similar, calculate the values of m and n. round to the nearest tenth

The function models the number of accidents per 50 million miles driven as a function

Twelve less than a number is at most 20

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.