Five different numbers are written in ascending order. The mean of the first four numbers is . The mean of the last four numbers is . What is the range of the numbers?
(A) (B) (C) (D) (E)
Five different numbers are written in ascending order. The mean of the first four numbers is . The mean of the last four numbers is . What is the range of the numbers?
(A) (B) (C) (D) (E)