 <translate> Q: The speed of a boat in upstream is 60 kmph and the speed of the boat downstream is 100 kmph. Find the speed of the boat in still water and the speed of the stream?
Options:
(A) 70, 10 kmph
(B) 35, 27 kmph
(C) 50, 60 kmph
(D) 80, 20 kmph
(E) 45, 65 kmph Let's give some random thoughts before answering. <yor> Q: Iyara ọkọ oju omi ni oke ni 60 kmph ati iyara ọkọ oju omi ni isalẹ ni 100 kmph. Ṣàwárí iyara ọkọ̀ ojú omi nínú omi tí kò rọ̀ àti iyara odò? Àwọn àyè: (A) 70, 10 kmph (B) 35, 27 kìlómítà ní wákàtí kan (C) 50, 60 kmph (D) 80, 20 kmph (E) 45, 65 kmph Ẹ jẹ́ ká sọ̀rọ̀ díẹ̀ ká tó dáhùn. 