 <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) <yor> Bí ìpíndọ́gba (arithmetic mean) àwọn iye mẹ́rin K, 2K + 3, 3K <unk> 4 àti 5K + 1 bá jẹ 63, kí ni iye K? Àwọn àyè: (A) 22 10/11 (B) 15 àti 3/4 (C) 22 (D) 23 (E) 25 3/10 Ìdáhùn náà ni (A) 