 
 <translate> Q: The speed of a boat in still water is 40kmph and the speed of the current is 20kmph. Find the speed downstream and upstream?
Options:
(A) 40, 68 kmph
(B) 40, 30 kmph
(C) 90, 60 kmph
(D) 40, 60 kmph
(E) 60, 20 kmph Let's give some random thoughts before answering. <hau> Tambaya: Saurin jirgin ruwa a cikin ruwa mai nutsuwa shine kilomita 40 a kowace awa kuma saurin rafi shine kilomita 20 a kowace awa. Gano saurin da ke ƙasa da sama? Zaɓuɓɓuka: (A) 40, 68 kilomita a kowace awa (B) 40, 30 km a kowace awa (C) 90, 60 kilomita a kowace awa (D) 40, 60 km a kowace awa (E) 60, 20 kmph Bari mu ba da wasu tunani bazuwar kafin amsawa. 