In 1999, bus fare in atlanta was $4.70. in 1979, the fare was 2/5 the fare in 1999. what was the fare in 1999?

The answer is 7.2 how would you put this as money

Find a parametrization for the curve「and determine the work done on a particle moving along γ in r3 through the force field f: r^3--r^3'where f(x,y,z) = (1,-x,z) and (a) im (γ) is the line segment from (0,0,0) to (1,2,1) (b) im (γ) is the polygonal curve with successive vertices (1,0,0), (0,1,1), and (2,2,2) (c) im (γ) is the unit circle in the plane z = 1 with center (0,0,1) beginning and ending at (1,0,1), and starting towards (0,1,1)

Triangle dog was rotated to create triangle d'o'g'. describe the transformation using details and degrees.