Which answer choice shows an inequality that represents the situation shown below? Your class needs at least 450 dollars for a field trip.​

Which math sentence can be used to determine if the triangle is a right triangle?

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

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?