 
 <translate> If the average (arithmetic mean) of the four numbers K, 2K + 3, 3K – 4 and 5K + 1 is 63, what is the value of K?
Options:
(A)  22 10/11
(B)  15 3/4
(C)  22
(D)  23
(E)  25 3/10
The answer is (A) <ibo> Ọ bụrụ na nkezi (arithmetic mean) nke ọnụọgụ anọ K, 2K + 3, 3K <unk> 4 na 5K + 1 bụ 63, kedụ uru K bara? Nhọrọ: (A) 22 10/11 (B) 15 3/4 (C) 22 (D) 23 (E) 25 3/10 Azịza ya bụ (A) 