The train ride at the zoo covers a distance of 2 1/2 miles in 1/3 of an hour. how many miles per hour does the train go? how far can the train travel in 3 hours? show your work.

1) V = S / T;

V = (2 1/2) / (1/3) = (5/2) / (1/3) = 5/2 * 3 = 15/2 = 7 1/2 mph

2) S = V * T;

7 1/2 * 3 = 15/2 * 3 = 45/2 = 22 1/2 mil

why do wages differ across industries

step-by-step explanation :

micro economists are concerned with economics on an industry or individual firm basis.

macro economists are concerned with national and international level