29 . If x = y^3 + 4y and what is the approximate value of x when k =
21?(A) 1.37
(B) 1.44
(C) 1.67
(D) 4.04
(E) 4.1130 . Solve for x:
(A) 0.71
(B) 3.57
(C) 5.8
(D) 25
(E) 4531 . A car travels a steady speed of x miles per hour. How many hours, in
terms of x, will it take to drive 540 miles?
(A) 540 x(B) 540 + x(C)