The number of maps remaining at an information booth can be modeled by the function f(x)=274-32x, Which statement is true?

Question

A) There were 32 maps at the booth before it opened

B) Every hour, 274 maps were given away

C) Every hour, 242 maps were given away

D) There were 274 maps at the booth before it opened

Answer 1

D) There were 274 maps at the booth before it opened. (actually, exactly when it opened)

 

      When the booth opened, time (hour x) equaled 0.

 

     x is the hour (the independent variable;

     f(x) is the number of maps remaining at time x.