Value of 8 to the power of one-third

At a kentucky friend chicken, a survey showed 2/3 of all people preferred skinless chicken over the regular chicken. if 2,400 people responded to the survey, how many people preferred regular chicken?

The graph shows the distance kerri drives on a trip. what is kerri's speed?

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1