On a number line, what is the distance between -0.6 to -0.4?

If you had $1,900,000, how many days would it take you to spend all if you spent $1 a second. (there are 86,400 seconds in a day)

Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x)