The speed of the wind is changing according to the function V(t)=-1/2+30, where t=time in minutes after 6:00 p. m and V(t) = wind speed in miles per hour (mph). Which statement best describes the meaning of the equation V(20)-V(10)=-5? .

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

Write the rational number in lowest terms 99/-15

The map shows the location of the airport and a warehouse in a city. though not displayed on the map, there is also a factory 112 miles due north of the warehouse.a truck traveled from the warehouse to the airport and then to the factory. what is the total number of miles the truck traveled?