If 3 is added to one-third of the square of a natural number, the sum is 30. find the number.​

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

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?