A map uses a scale of 1 in. : 25 mi. If the distance between two cities on the map is 3.5 inches, what is the actual distance between the two cities?
A. 0.21
B. 11.4
C. 2,917
D. 6,563

Chip worked at the animal shelter for 6 hours each week for several weeks. he worked for a total of 42 hours. which of the following can be used to find the number of weeks chip worked at the animal shelter?

Need on this one asap im almost done with this subject

If sin(x) = 0 and cos(x) = 1, what is tan(x)?