fint the equation of chord pf contact of the tangents from (1, 1) to the conic 2(x) suared +4xy+(y) squared+4x-2y+5 = 0

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.

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?

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with