 
<translate> Ka yi tunani a kan wannan tambayar. Saurin jirgin ruwa a sama yana da kilomita 100 a kowace awa kuma saurin jirgin ruwan da ke ƙasa yana da kilomita 112 a kowace awa. Nemo saurin jirgin ruwa a cikin ruwa mai nutsuwa da saurin rafi? Zaɓuɓɓuka: (A) 70, 10 kilomita a kowace awa (B) 106, 6 kilomita a kowace awa (C) 50, 60 kilomita a kowace awa (D) 45, 55 kilomita a kowace awa (E) 45, 65 kilomita a kowace awa <eng> 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 