Which expressions are equivalent to p+p+p+p+p+p+p choose all that apaly

Pranza plotted point a in the coordinate plane below.

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?

Asap will give brainiest to first person to answer what is the measure of angle b in the triangle? enter your answer in the box.m∠b=