 <translate> Consider the question. The speed of a boat in still water is 60kmph and the speed of the current is 30kmph. Find the speed downstream and upstream?
Options:
(A) 40, 68 kmph
(B) 40, 30 kmph
(C) 90, 60 kmph
(D) 40, 60 kmph
(E) 90, 30 kmph
 If the answer is '(E)'; explain the reasoning: <yor> Gbé ìbéèrè yìí yẹ̀ wò. Iwa ọkọ oju omi ni omi ti o dakẹ jẹ 60kmph ati iyara ti ṣiṣan jẹ 30kmph. Ṣé o ti rí iyara tó wà ní ìsàlẹ̀ àti òkè odò? Àwọn àyè: (A) 40, 68 kmph (B) 40, 30 kmph (C) 90, 60 kmph (D) 40, 60 kmph (E) 90, 30 kmph Tí ìdáhùn rẹ bá jẹ́ "E" (ìyẹn "ìyẹn") ṣàlàyé ìdí tó fi rí bẹ́ẹ̀: 