Find the sum of 2.005, 35.7 and 406

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.

What is the inverse of the function f(x) = 2x + 1?

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²