4.) On a road map, the distance from Atlanta to Chicago is 23.5 inches. What is the actual distance between the cities if the map scale is 1/2 inches = 20 miles?
a
940 miles
b.
470 miles
v
235 miles

940 miles

Step-by-step explanation:

Set up a ratio

23.5 in/x = 0.5in/20mi

Cross multiply

23.5 * 20 = 0.5 * x

470 = 0.5x

940 = x

898.1666667

step-by-step explanation:

5389/6 = 898.1666667

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb