 <translate> Use some thinking to answer the following question. The speed of a boat in upstream is 100 kmph and the speed of the boat downstream is 112 kmph. Find the speed of the boat in still water and the speed of the stream?
Options:
(A) 70, 10 kmph
(B) 106, 6 kmph
(C) 50, 60 kmph
(D) 45, 55 kmph
(E) 45, 65 kmph <yor> Ronú díẹ̀ kó o tó dáhùn ìbéèrè tó tẹ̀ lé e yìí. Iyara ọkọ oju-omi kan ni oke ni 100 kmph ati iyara ọkọ oju-omi ni isalẹ ni 112 kmph. Ṣàwárí iyara ọkọ̀ ojú omi nínú omi tí kò rọ̀ àti iyara odò? Àwọn àyè: (A) 70, 10 kmph (B) 106, 6 kìlómítà ní wákàtí kan (C) 50, 60 kmph (D) 45, 55 kmph (E) 45, 65 kìlómítà ní wákàtí 