Determine the a15 term for the arithmetic sequence -18,-14,-10,...

Which segments are congruent? o jn and ln o jn and nm o in and nk onk and nm

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

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?