Can someone answer this for me?

Divide. write in the simplest form. 4 1/6 divided by 10

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?

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.